Journal Papers
2023
Medani, T., Garcia-Prieto, J., Tadel, F., Antonakakis, M., Erdbrügger, T., Höltershinken, M., Mead, W., Schrader, S., Joshi, A., Engwer, C., Wolters, C. H., Mosher, J. C., & Leahy, R. M. (2023). Brainstorm-DUNEuro: An integrated and user-friendly Finite Element Method for modeling electromagnetic brain activity. NeuroImage, 267, 119851. https://doi.org/10.1016/j.neuroimage.2022.119851
2022
Joshi AA, Choi S, Liu Y, Chong M, Sonkar G, Gonzalez-Martinez J, Nair D, Wisnowski JL, Haldar JP, Shattuck DW, Damasio H. A hybrid high-resolution anatomical MRI atlas with sub-parcellation of cortical gyri using resting fMRI. Journal of Neuroscience Methods. 2022 May 15;374:109566. https://doi.org/10.1016/j.jneumeth.2022.109566
Akrami H, Leahy RM, Irimia A, Kim PE, Heck CN, Joshi AA. Neuroanatomic Markers of Posttraumatic Epilepsy Based on MR Imaging and Machine Learning. American Journal of Neuroradiology. 2022 Mar 1;43(3):347-53. https://doi.org/10.3174/ajnr.A7436
Akrami H, Joshi AA, Li J, Aydöre S, Leahy RM. A robust variational autoencoder using beta divergence. Knowledge-Based Systems. 2022 Feb 28;238:107886. https://doi.org/10.1016/j.knosys.2021.107886
2021
Syeda-Mahmood, T., Li, X., Madabhushi, A., Greenspan, H., Li, Q., Leahy, R., Dong, B. and Wang, H., 2021. Multimodal Learning for Clinical Decision Support. Springer International Publishing. https://doi.org/10.1007/978-3-030-89847-2
Li, J., Wisnowski, J.L., Joshi, A.A. and Leahy, R.M., 2021. Robust brain network identification from multi-subject asynchronous fMRI data. NeuroImage, 227, p.117615. https://doi.org/10.1016/j.neuroimage.2020.117615
Benschop L, Poppa T, Medani T, Shahabi H, Baeken C, Leahy RM, Pizzagalli DA, Vanderhasselt MA. Electrophysiological scarring in remitted depressed patients: Elevated EEG functional connectivity between the posterior cingulate cortex and the subgenual prefrontal cortex as a neural marker for rumination. Journal of Affective Disorders. 2021 Feb 15;281:493-501. https://doi.org/10.1016/j.jad.2020.12.081
Joshi AA, Choi S, Li J, Akrami H, Leahy RM. A pairwise approach for fMRI group studies using the BrainSync Transform. InMedical Imaging 2021: Image Processing 2021 Feb 15 (Vol. 11596, pp. 96-102). SPIE. https://doi.org/10.1117/12.2580980
Medani T, Garcia-Prieto J, Tadel F, Schrader S, Antonakakis M, Joshi A, Engwer C, Wolters CH, Mosher JC, Leahy RM. Realistic head modeling of electromagnetic brain activity: an integrated Brainstorm-DUNEuro pipeline from MRI data to the FEM solutions. InMedical Imaging 2021: Physics of Medical Imaging 2021 Feb 15 (Vol. 11595, pp. 1369-1376). SPIE. https://doi.org/10.1117/12.2580935
Akrami H, Irimia A, Cui W, Joshi AA, Leahy RM. Prediction of posttraumatic epilepsy using machine learning. InMedical Imaging 2021: Biomedical Applications in Molecular, Structural, and Functional Imaging 2021 Feb 15 (Vol. 11600, pp. 424-430). SPIE. https://doi.org/10.1117/12.2580953
Kim D, Cauley SF, Nayak KS, Leahy RM, Haldar JP. Region‐optimized virtual (ROVir) coils: Localization and/or suppression of spatial regions using sensor‐domain beamforming. Magnetic Resonance in Medicine. 2021 Jul;86(1):197-212. https://doi.org/10.1002/mrm.28706
Taylor KN, Joshi AA, Hirfanoglu T, Grinenko O, Liu P, Wang X, Gonzalez‐Martinez JA, Leahy RM, Mosher JC, Nair DR. Validation of semi‐automated anatomically labeled SEEG contacts in a brain atlas for mapping connectivity in focal epilepsy. Epilepsia Open. 2021 Sep;6(3):493-503. https://doi.org/10.1002/epi4.12499
Lobos RA, Ghani MU, Karl WC, Leahy RM, Haldar JP. Autoregression and Structured Low-Rank Modeling of Sinogram Neighborhoods. IEEE transactions on computational imaging. 2021 Sep 24;7:1044-54. https://doi.org/10.1109/TCI.2021.3114994
Kim B, Schweighofer N, Haldar JP, Leahy RM, Winstein CJ. Corticospinal tract microstructure predicts distal arm motor improvements in chronic stroke. Journal of Neurologic Physical Therapy. 2021 Oct 6;45(4):273-81. https://doi.org/10.1097/NPT.0000000000000363
Shahabi H, Taylor K, Hirfanoglu T, Koneru S, Bingaman W, Kobayashi K, Kobayashi M, Joshi A, Leahy RM, Mosher JC, Bulacio J. Effective connectivity differs between focal cortical dysplasia types I and II. Epilepsia. 2021 Nov;62(11):2753-65. https://doi.org/10.1111/epi.17064
2020
Li J, Choi S, Joshi AA, Wisnowski JL, Leahy RM, Temporal Non-local Means Filtering for Studies of Intrinsic Brain Connectivity from Individual Resting fMRI, Medical Image Analysis, 61, pp. 101635, 2020. https://doi.org/10.1016/j.media.2020.101635
Taylor K, Joshi AA, Li J, Gonzalez-Martinez J, Wang X, Leahy RM, Nair D, Mosher J, The FAST Graph: A Novel Framework for the Anatomically-Guided Visualization and Analysis of CorticoCortical Evoked Potentials, Epilepsy Research, (Accepted), 2020. https://doi.org/10.1016/j.eplepsyres.2020.106264
2019
Choi SY, O’Neil SH, Joshi AA, Li J, Bush AM, Coates TD, Leahy RM, Wood JC, Anemia predicts lower white matter volume and cognitive performance in sickle and nonsickle cell anemia syndrome, American Journal of Hematology, Oct;94(10), pp. 1055-1065, 2019. https://doi.org/10.1002/ajh.25570
Foster BH, Shaw CB, Boutin RD, Joshi AA, Bayne CO, Szabo RM, Chaudhari AJ, A principal component analysis-based framework for statistical modeling of bone displacement during wrist maneuvers, Journal of Biomechanics, Vol 85, pp. 173-181, 2019. https://doi.org/10.1016/j.jbiomech.2019.01.030
2018
B Kim, BE Fisher, N Schweighofer, RM Leahy, JP Haldar, S Choi, DB Kay, J Gordon, C Winstein, A comparison of seven different dti-derived estimates of corticospinal tract structural characteristics in chronic stroke survivors. Journal of neuroscience methods, 304:66-75, 2018. https://doi.org/10.1016/j.jneumeth.2018.04.010
AA Joshi, M. Chong, J. Li, SY Choi, RM Leahy, Are you thinking what I'm thinking? Synchronization of resting fMRI time-series across subjects, Neuroimage 172, 740-752, 2018. https://doi.org/10.1016/j.neuroimage.2018.01.058
O. Grinenko, J. Li, J. C. Mosher, Z. Wang, J. Bulacio, J. Gonźalez-Martinez, D. Nair, I. Najm, R. M. Leahy, P. Chauvel, A fingerprint of the epileptogenic zone in human epilepsies, Brain, vol. 141, no. 1, pp. 117-131, 2018. http://dx.doi.org/10.1093/brain/awx306
G. Dassios, AS Fokas, P Hashemzadeh, RM Leahy, EEG for current with two dimensional support, IEEE Trans. Biomed. Eng (in press). https://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=8231195
2017
S Choi, AM Bush, MT Borzage, AA Joshi, WJ Mack, TD Coates, RM Leahy, JC Wood, Hemoglobin and mean platelet volume predicts diffuse T1-MRI white matter volume decrease in sickle cell disease patients, NeuroImage: Clinical (15), 239-246, 2017. https://dx.doi.org/10.1016%2Fj.nicl.2017.04.023
S Tousseyn, B Krishnan, IZ Wang, S Wongwiangjunt, CS Nayak, JC Mosher, G Wu, W Van Paesschen, RM Leahy, JA Gonzalez-Martinez, and J Bulacio, Connectivity in ictal single photon emission computed tomography perfusion: a cortico-cortical evoked potential study. Brain, 2017. https://doi.org/10.1093/brain/awx123
B. Bilgic, T. H. Kim_, C. Liaoy, M. K. Manhard, L. L. Wald, J. P. Haldar, K. Setsompop. Joint Parallel Imaging Reconstruction for Highly Accelerated Imaging. Magnetic Resonance in Medicine 2017. In Press. https://doi.org/10.1002/mrm.27076
D. Varadarajan_, J. P. Haldar. A Theoretical Signal Processing Framework for Linear Diffusion MRI: Implications for Parameter Estimation and Experiment Design. NeuroImage 161:206–218, 2017. https://doi.org/10.1016/j.neuroimage.2017.08.048
M. Chong, C. Bhushan, A. A. Joshi, S. Y. Choiy, J. P. Haldar, D.W. Shattuck, R. N. Spreng, R. M. Leahy, Individual Parcellation of Resting fMRI with a Group Functional Connectivity Prior, NeuroImage 156:87–100, 2017. https://doi.org/10.1016/j.neuroimage.2017.04.054
D. Kim_, E. K. Doyley, J. L. Wisnowski, J. H. Kim, J. P. Haldar, Diffusion-Relaxation Correlation Spectroscopic Imaging (DR-CSI): A Multidimensional Approach for Probing Microstructure. Magnetic Resonance in Medicine 78:2236–2249, 2017. http://dx.doi.org/10.1002/mrm.26629
T. H. Kim_, K. Setsompop, J. P. Haldar, LORAKS Makes Better SENSE: Phase-Constrained Partial Fourier SENSE Reconstruction without Phase Calibration. Magnetic Resonance in Medicine 77:1021–1035, 2017. http://dx.doi.org/10.1002/mrm.26182
2016
AA Joshi, RM Leahy, RD Badawi, AJ Chaudhari, Registration-based morphometry for shape analysis of the bones of the human wrist, IEEE Trans Med Imag, 35(2): 416–426, 2016. https://doi.org/10.1109/TMI.2015.2476817
C Bhushan, M Chong, S Choi, AA Joshi, JP Haldar, H Damasio, RM Leahy, Temporal non-local means filtering reveals real-time whole-brain cortical interactions in resting fMRI, PLoS ONE 11(7): e0158504, 2016. https://doi.org/10.1371/journal.pone.0158504
A Habibi, A Damasio, B Ilari, R Veiga, AA Joshi, RM Leahy, JP Haldar, D Varadarajan, C Bhushan, H Damasio, Childhood Music Training Induces Change in Micro and Macroscopic Brain Structure: Results from a Longitudinal Study, Cereb Cortex, 8:1-12, 2017. https://doi.org/10.1093/cercor/bhx286
SY Choi, AM Bush, M Borzage, AA Joshi, TD Coates, RM Leahy and JC Wood, Regional Susceptibility to Chronic Anemia in WM Microstructure Using Diffusion Tensor Imaging, Blood, 128:3640, 2016. http://www.bloodjournal.org/content/128/22/3640
D. Kim, J. P. Haldar, Greedy Algorithms for Nonnegativity-Constrained Simultaneous Sparse Recovery. Signal Processing,125:274–289, 2016. http://dx.doi.org/10.1016/j.sigpro.2016.01.021
J. P. Haldar, J. Zhuo, P-LORAKS: Low-Rank Modeling of Local k-Space Neighborhoods with Parallel Imaging Data. Magnetic Resonance in Medicine 75:1499–1514, 2016. http://dx.doi.org/10.1002/mrm.25717
J. H. Kim, S. K. Song, J. P. Haldar, SNR-Enhancing Joint Reconstruction for Improved Diffusion Imaging of Mouse Spinal Cord White Matter Injury. Magnetic Resonance in Medicine 75:852–858, 2016. https://doi.org/10.1002/mrm.25691
2015
AJ Degnan, JL Wisnowski, SY Choi, R Ceschin, C Bhushan, RM Leahy, P Corby, VJ Schmithorst, A Panigrahy, Altered structural and functional connectivity in late preterm preadolescence: an anatomic seed-based study of resting state networks related to the posteromedial and lateral parietal cortex, PloS one. 2015 Jun 22;10(6):e0130686. https://doi.org/10.1371/journal.pone.0130686
AJ Degnan, JL Wisnowski, SY Choi, R Ceschin, C Bhushan, RM Leahy, P Corby, VJ Schmithorst, A Panigrahy, Alterations of resting state networks and structural connectivity in relation to the prefrontal and anterior cingulate cortices in late prematurity, NeuroReport 26: 22-26, 2015. http://doi.org/10.1097/WNR.0000000000000296
ZI Wang, B Krishnan, DW Shattuck, RM Leahy, ANV Moosa, E Wyllie, RC Burgess, NB Al-Sharif, AA Joshi, AV Alexopoulos, JC Mosher, U Udayasankar, SE Jones, Automated MRI Volumetric Analysis in Patients with Rasmussen Syndrome, American Journal of Neuroradiology, 37(12), 2348-2355, 2015, https://doi.org/10.3174/ajnr.A4914
S Niv, S Ashrafulla, C Tuvblad, A Joshi, A Raine, R Leahy, LA Baker, Childhood EEG frontal alpha power as a predictor of adolescent antisocial behavior: a twin heritability study, Biological Psychology, 105: 72–76, 2015.
C Bhushan, JP Haldar, S Choi, AA Joshi, DW Shattuck, RM Leahy, Co-registration and distortion correction of diffusion and anatomical images based on inverse contrast normalization, NeuroImage, (115), 269-280, 2015. https://doi.org/10.1016/j.neuroimage.2015.03.050
M Wei, AA Joshi, M Zhang, L Mei, FR Manis, Q He, RL Beattie, G Xue,DW Shattuck, RM Leahy, F Xue, SM Houston, C Chen, Q Dong, ZL Lu, How age of acquisition influences brain architecture in bilinguals, Journal of neurolinguistics 36, 35-55, 2015. https://doi.org/10.1016/j.jneuroling.2015.05.001
2014
YT Chang, D Pantazis, RM Leahy, To cut or not to cut? Assessing the modular structure of brain networks, Neuroimage 91, 99-108, 2014. http://dx.doi.org/10.1016/j.neuroimage.2014.01.010
W. Zhu, Q. Li, B Bai, PS Conti, RM Leahy. Patlak image estimation from dual time-point list-mode PET data. IEEE Trans Med Imaging. 2014 Apr;33(4):913-24. http://doi:%2010.1109/TMI.2014.2298868.
B Bai, Y Lin, W Zhu, R Ren, Q. Li, M Dahlbom, F Di Filippo, RM Leahy. MAP Reconstruction for Fourier Rebinned TOF-PET Data. Phys. Med. Bio. 2014 Feb 21;59(4):925-49. 2014. http://doi:%2010.1088/0031-9155/59/4/925.
AA Chaudhari,RM Leahy, BL Wise, NE Lane, RD Badawi, AA Joshi, Global point signature for shape analysis of carpal bones, Phys Med Biol. 2014 Feb 21; 59(4): 961–973. https://dx.doi.org/10.1088%2F0031-9155%2F59%2F4%2F961
C Bhushan, AA Joshi, RM Leahy, JP Haldar, Improved B0-distortion correction in diffusion MRI using interlaced q-space sampling and constrained reconstruction, Magn. Reson. Med (in press). http://dx.doi.org/10.1002/mrm.25026
Y. Lin, JP Haldar, Q. Li, PS Conti, RM Leahy, Sparsity Constrained Mixture Modeling for the Estimation of Kinetic Parameters in Dynamic PET, IEEE Trans. Medical Imaging, 33:173-185, 2014. http://dx.doi.org/10.1109/TMI.2013.2283229
A Habibi, B Ilari, K Crimi, M Metke, JT Kaplan, AA Joshi, RM Leahy, DW Shattuck, SY CHoi, JP Haldar, B Ficek, A Damasio, H Damasio, An equal start: absence of group differences in cognitive, social, and neural measures prior to music or sports training in children, Frontiers in human neuroscience 8 (2014). https://doi.org/10.3389/fnhum.2014.00690
2013
J Dutta, RM Leahy, Q Li. Non-local means denoising of dynamic PET images. PLOS ONE, 8(12): e81390, Dec. 2013. http://dx.doi.org/10.1371/journal.pone.0081390
B Bai, Q. Li, RM Leahy. Magnetic Resonance-Guided Positron Emission Tomography Image Reconstruction, Seminars in Nuclear Medicine 43(1):30-44. http://dx.doi.org/10.1053/j.semnuclmed.2012.08.006
S Ashrafulla, JP Haldar, AA Joshi, RM Leahy, Canonical Granger causality between regions of interest, NeuroImage, Volume 83, December 2013, Pages 189-199, ISSN 1053-8119. http://dx.doi.org/10.1016/j.neuroimage.2013.06.056
S Aydore, D Pantazis, RM Leahy, A Note on the Phase-Locking Value and its Properties, NeuroImage, Volume 74, 1 July 2013, Pages 231-244, ISSN 1053-8119. http://dx.doi.org/10.1016/j.neuroimage.2013.02.008
JP Haldar, VJ Wedeen, M Nezamzadeh, G Dai, MW Weiner, N Schuff, Z-P Liang, Improved Diffusion Imaging through SNR-Enhancing Joint Reconstruction, Magn. Reson. Med. 69:277-289 (2013). http://dx.doi.org/10.1002/mrm.24229
J Gai, N Obeid, JL Holtrop, X-L Wu, F Lam, M Fu, JP Haldar, W-m W Hwu, Z-P Liang, BP Sutton, More IMPATIENT: A Gridding-Accelerated Toeplitz-based Strategy for Non-Cartesian High-Resolution 3D MRI on GPUs, J. Parallel Distrib. Comput. (2013). http://dx.doi.org/10.1016/j.jpdc.2013.01.001
JP Haldar, RM Leahy, Linear Transforms for Fourier Data on the Sphere: Application to High Angular Resolution Diffusion MRI of the Brain, NeuroImage 71:233-247 (2013). http://dx.doi.org/10.1016/j.neuroimage.2013.01.022
F Lam, D Babacan, JP Haldar, MW Weiner, N Schuff, Z-P Liang, Denoising Diffusion-Weighted Magnitude MR Images using Rank and Edge Constraints, Magn. Reson. Med. (2013). http://dx.doi.org/10.1109/ISBI.2012.6235830
2012
AA Joshi, HH Hu, RM Leahy, MI Goran, KS Nayak, Automatic intra‐subject registration‐based segmentation of abdominal fat from three‐dimensional water–fat MRI, J. Mag. Reson. Imag. doi: 10.1002/jmri.23813
B Bai, Q. Li, RM Leahy, Magnetic Resonance-Guided Positron Emission Tomography Image Reconstruction, Seminars in Nuclear Medicine 43(1):30-44 http://dx.doi.org/10.1053/j.semnuclmed.2012.08.006
YT Chang, RM Leahy, D Pantazis, Modularity-based graph partitioning using conditional expected models, Phys Rev E,85, 016109 (2012) [17 pages] http://link.aps.org/doi/10.1103/PhysRevE.85.016109
J Dutta, S Ahn, C Li, SR Cherry, RM Leahy, Joint L1 and total variation regularization for fluorescence molecular tomography, Phys. Med. Biol. 57:1–18 (2012). http://dx.doi.org/10.1088/0031-9155/57/6/1459
B Zhao, JP Haldar, AG Christodoulou, Z-P Liang, Image Reconstruction from Highly Undersampled (k,t)-Space Data with Joint Partial Separability and Sparsity Constraints, IEEE Trans. Med. Imag. 31:1809-1820 (2012). http://dx.doi.org/10.1109/TMI.2012.2203921
2011
K. Jerbi, JR Vidal, J Mattout, E Maby, F Lecaignard, T Ossandon, CM Hamame, R Bouet, LP Lachaux, RM Leahy, S Baillet, L Garnero, C. Delpuech, O Betrtand, Inferring hand movement kinematics with MEG, EEG and intracranial EEG: from brain-machine interfaces to motor rehabilitation. IRBM Biomedical Engineering and Research, 32(1), pp 8-18, (2011) http://dx.doi.org/10.1016/j.irbm.2010.12.004
G Simpson, D Weber, C Dale, D Pantazis, S Bressler, RM Leahy, T Luks, Dynamic Activation of Multiple Cortical Systems for Anticipatory Visual Spatial Attention, J. Neuroscience 31:1519-10 (2011). http://dx.doi.org/10.1523/JNEUROSCI.1519-10.2011
S Ahn, S Cho, Q Li, RM Leahy, Optimal Rebinning of Time-of-Flight PET Data, IEEE Trans. Med. Imag, 30(10):1808-18 (2011) http://dx.doi.org/10.1109/TMI.2011.2149537
F Tadel, S Baillet, JC Mosher, D Pantazis, RM Leahy, Brainstorm: A user-friendly application for MEG/EEG analysis, Computational Intelligence and Neuroscience, Vol. 2011, Article ID 879716, 13 pages, (2011). http://dx.doi.org/10.1155/2011/879716
S Somayajula, C Panagiotou, A Rangarajan, Q Li, SR Arridge, RM Leahy, PET Image Reconstruction Using Information Theoretic Anatomical Priors, IEEE Trans. Med Imag. 30(3): 537-549 (2011). http://dx.doi.org/10.1109/TMI.2010.2076827
Y Wang, Q Wang, JP Haldar, F-C Yeh, M Xie, P Sun, T-W Tu, K Trinkaus, RS Klein, AH Cross, S-K Song, Quantification of increased cellularity during inflammatory demyelination, Brain 134:3587-3598 (2011). http://dx.doi.org/10.1093/brain/awr307
JP Haldar, Z Wang, G Popescu, Z-P Liang, Deconvolved Spatial Light Interference Microscopy for Live Cell Imaging, IEEE Trans. Biomed. Eng. 58:2489-2497 (2011). http://dx.doi.org/10.1109/TBME.2011.2158003
D Hernando, DC Karampinos, KF King, JP Haldar, S Majumdar, JG Georgiadis, Z-P Liang, Removal of olefinic fat chemical shift artifact in diffusion MRI, Magn. Reson. Med. 65:692-701 (2011). http://dx.doi.org/10.1002/mrm.22670
JP Haldar, D Hernando, Z-P Liang, Compressed-Sensing MRI with Random Encoding, IEEE Trans. Med. Imag. 30:893-903 (2011). http://dx.doi.org/10.1109/TMI.2010.2085084
Y Zhuo, X-L Wu, JP Haldar, T Marin, W-m Hwu, Z-P Liang, BP Sutton, Using GPUs to Accelerate Advanced MRI Reconstruction with Field Inhomogeneity Compensation, In GPU Computing Gems Emerald Edition, W-mW Hwu Ed., Elsevier Inc., 2011, pp. 709-722. http://dx.doi.org/10.1016/B978-0-12-384988-5.00044-9
2010
A Joshi, A Chaudhari, C Li, J Dutta, SR Cherry, DW Shattuck, AW Toga, RM Leahy, Digiwarp: a method for deformable mouse atlas warping to surface topographic data, Phys Med Bio, 55(20):6197-6214, 2010. http://dx.doi.org/10.1088/0031-9155/55/20/011
MG Vuckovic, Q Li, A Nacca, RM Leahy, B Fisher, MW Jakowec GM Petzinger, High Intensity Treadmill Exercise Upregulates Striatal Dopamine D2 Receptor in 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine-lesioned Mice: In vivo PET Imaging Study, Movement Disorders 25(16):2777-2784, 2010. http://www.ncbi.nlm.nih.gov/pubmed/20960487
AA. Joshi, D Pantazis, Q. Li, H. Damasio, DW Shattuck, RM Leahy, Sulcal set optimization for cortical surface registration, Neuroimage 50(3):950-959, 2010. http://dx.doi.org/10.1016/j.neuroimage.2009.12.064
H. Hui. D Pantazis, SL Bressler, RM Leahy, Identifying True Cortical Interactions in MEG Using the Nulling Beamformer. NeuroImage 49(4):3161-3174, 2010. http://dx.doi.org/10.1016/j.neuroimage.2009.10.078
D. Pantazis, A Joshi, J Jintao, DW Shattuck, L. Bernstein, H Damasio, RM Leahy, Comparison of landmark-based and automatic methods for the registration of the cortical surface, Neuroimage, 49(3):2479-2493, 2010. http://dx.doi.org/10.1016/j.neuroimage.2009.09.027
D. Pantazis, R.M. Leahy. Statistical Inference in MEG Distributed Source Imaging, to appear in MEG: An Introduction to Methods http://dx.doi.org/10.1093/acprof:oso/9780195307238.003.0010, Oxford University Press, Eds. PC Hansen, ML Kringelbach, R Salmelin, pp 245-272, 2010.
R John, R Rezaeipoor, SG Adie, EJ Chaney, AL Oldenburg, M Marjanovic, JP Haldar, BP Sutton, SA Boppart, In vivo magnetomotive optical molecular imaging using targeted magnetic nanoprobes, Proc. Nat. Acad. Sci. USA 107:8085-8090 (2010). http://dx.doi.org/10.1073/pnas.0913679107
D Hernando, P Kellman, JP Haldar, Z-P Liang, Robust water/fat separation in the presence of large field inhomogeneities using a graph cut algorithm, Magn. Reson. Med. 63:79-90 (2010). http://dx.doi.org/10.1002/mrm.22177
2009
J Dutta, S Ahn, AA Joshi, RM Leahy, Illumination Pattern Optimization for Fluorescence Tomography: Theory and Simulation Studies, Phys Med Bio, 55: 2961-2982, 2009. http://www.ncbi.nlm.nih.gov/pubmed/20436232
Z. Li, Q. Li, D. Pantazis, X. Yu, RM Leahy, Controlling Familywise Error Rate for Matched Subspace Detection in Dynamic FDG PET, IEEE Trans Med Imag 28(10): 1623-1631, 2009. http://dx.doi.org/10.1109%2FTMI.2009.2024939
AJ Chaudhari, S Ahn, R Levenson, RD Badawi, SR Cherry and RM Leahy, Excitation spectroscopy in multispectral optical fluorescence tomography: methodology, feasibility, and computer simulation studies, Phys Med Bio 54(15):4687-4704, 2009. http://dx.doi.org/10.1088%2F0031-9155%2F54%2F15%2F004
S Ahn, RT Wang, CC Park, A Lin, RM Leahy, K Lange, DJ Smith, Directed Gene Regulatory Networks Using Microarray Data from Radiation Hybrids, PLoS Computational Biology 5(6): e1000407, June 2009. http://dx.doi.org/10.1371%2Fjournal.pcbi.1000407
C Panagiotou, S Somayajula, AP Gibson, M Schweiger, RM Leahy and SR Arridge, Information Theoretic Regularization in Diffuse Optical Tomography, J. Opt Soc Amer, 26(5): 1277-1290, 2009. http://dx.doi.org/10.1364%2FJOSAA.26.001277
C Li, GS. Mitchell, J Dutta, S Ahn, RM Leahy, SR Cherry, A Three-Dimensional Multispectral Fluorescence Optical Tomography Imaging System for Small Animals Based on a Conical Mirror Design, Optics Express 17(9):7571-7585 2009. http://dx.doi.org/10.1364%2FOE.17.007571
JLP Soto, D. Pantazis, K Jerbi, J-P Lachaux, L Garnero, RM Leahy, Detection of event-related modulations of oscillatory brain activity with multivariate statistical analysis of MEG data, Human Brain Mapping 30(6):1922-1934, 2009. http://dx.doi.org/10.1002%2Fhbm.20765
A. Chaudhari, A.A. Joshi, Y. Wu, R.M. Leahy, S.R. Cherry, R.D. Badawi, Spatial distortion correction and crystal identification for MRI-compatible position-sensitive avalanche photodiode-based PET scanners, IEEE Trans. Nucl. Sci vol.56, no.3, pp.549-556, June 2009. http://dx.doi.org/10.1109%2FTNS.2009.2018841
AA Joshi, DW Shattuck, PM Thompson, RM Leahy, A Parameterization-based Numerical Method for Isotropic and Anisotropic Diffusion Smoothing on Non-Flat Surfaces, IEEE Trans. Imag. Proc. 18(6):1358-1365, 2009. http://dx.doi.org/10.1109%2FTIP.2009.2016163
DW Shattuck, AA Joshi, D. Pantazis, E Kan, RA Dutton, ER Sowell, ML Thompson, AW Toga, RM Leahy, Semi-automated method for delineation of landmarks on models of the cerebral cortex, Journal of Neuroscience Methods, 178:385-392, 2009. http://dx.doi.org/10.1016%2Fj.jneumeth.2008.12.025
Z. Li, Q. Li, X. Yu, P. Conti, RM Leahy, Lesion Detection in Dynamic FDG-PET Using Matched Subspace Detection, IEEE Trans. Med. Imag., 28(2):230-240. 2009. http://dx.doi.org/10.1109/TMI.2008.929105
S Cho, S. Ahn, Q Li, RM Leahy, Exact and Approximate Fourier Rebinning of PET Data from Time-of-Flight to Non Time-of-Flight, Phys. Med Bio. (2009) 54:467-484 http://dx.doi.org/10.1088%2F0031-9155%2F54%2F3%2F001
D. Pantazis; GV Simpson; DL Weber; CL Dale; TE Nichols, RM Leahy, A novel ANCOVA design for analysis of MEG data with application to a visual attention study, Neuroimage, 44 (2009) 164-174. http://dx.doi.org/10.1016%2Fj.neuroimage.2008.07.012
R. Leahy, R. Clackdoyle, F. Noo, Computed Tomography, In the Essential Guide to Image Processing, Ed. A. Bovik, Feb, Academic Press, 2nd edition, pp 741-776, 2009. http://dx.doi.org/10.1016/B978-0-12-374457-9.00026-3
JP Haldar, D Hernando, Rank-Constrained Solutions to Linear Matrix Equations using PowerFactorization, IEEE Sig. Proc. Lett. 16:584-587 (2009). http://dx.doi.org/10.1109/LSP.2009.2018223
JH Kim, J Haldar, Z-P Liang, S-K Song, Diffusion Tensor Imaging of Mouse Brain Stem and Cervical Spinal Cord, J. Neurosci. Meth. 176:186-191 (2009). http://dx.doi.org/10.1016/j.jneumeth.2008.09.005
2008
A. Chaudhari, A Joshi, SL Bowen, RM Leahy, SR Cherry, RD Badawi, Crystal identification in positron emission tomography using nonrigid registration to a Fourier-based template, Phys Med Bio, Phys. Med. Biol. 53 (2008) 5011-5027. http://dx.doi.org/10.1088%2F0031-9155%2F53%2F18%2F011
S. Cho, S. Ahn, Q. Li, RM Leahy, Analytical properties of time-of-flight PET data, Phys. Med. Bio, 53:2809-2821, 2008. http://dx.doi.org/10.1088%2F0031-9155%2F53%2F11%2F004
S. Ahn, A Chaudhari, F. Darvas, C. Bouman. RM Leahy, Fast iterative image reconstruction methods for fully 3D multispectral bioluminescence tomography, Phys. Med. Bio, 53(14):3921-42, 2008. http://dx.doi.org/10.1088%2F0031-9155%2F53%2F14%2F013
C. C. Park, S. Ahn, T. Wu, A. H. Khan, C. J. Farr, A. J. Lusis, R. M. Leahy, K. Lange, D. J. Smith, Fine mapping of regulatory loci for mammalian gene expression using radiation hybrids, Nature Genetics Nature Genetics 40, 421-429, 2008 http://dx.doi.org/10.1038%2Fng.113 Erratum: http://dx.doi.org/10.1038%2Fng0508-682
S. Ahn, RM. Leahy, Analysis of Resolution and Noise Properties of Nonquadratically Regularized Image Reconstruction Methods for PET, IEEE Trans. Med. Imag 27(3):413-424, Mar. 2008. http://dx.doi.org/10.1109/TMI.2007.911549
SS Stone, JP Haldar, SC Tsao, W-mW Hwu, BP Sutton, Z-P Liang, Accelerating Advanced MRI Reconstructions on GPUs, J. Parallel Distrib. Comput. 68:1307-1318 (2008). http://dx.doi.org/10.1016/j.jpdc.2008.05.013
JP Haldar, D Hernando, S-K Song, Z-P Liang, Anatomically Constrained Reconstruction from Noisy Data, Magn. Reson. Med. 59:810-818 (2008). http://dx.doi.org/10.1002/mrm.21536
D Hernando, JP Haldar, BP Sutton, J Ma, P Kellman, Z-P Liang, Joint Estimation of Water/Fat Images and Field Inhomogeneity Map, Magn. Reson. Med. 59:571-580 (2008). http://dx.doi.org/10.1002/mrm.21522
2007
A. Joshi, D.W. Shattuck, P.M. Thompson, R.M. Leahy, Surface-Constrained Volumetric Brain Registration Using Harmonic Mappings, IEEE Trans. Med. Imag 26 (12): 1657-1669, 2007. http://dx.doi.org/10.1109/TMI.2007.901432
MH Chin, AB Khan, WJ Qian, VA Petyuk VA, J Boline, S Levy, AW Toga, SD Smith, RM Leahy, DJ Smith, A genome-scale map of expression for a mouse brain section obtained using voxelation, Physiological Genomics, 30 (3): 313-321, 2007 http://dx.doi.org/10.1152%2Fphysiolgenomics.00287.2006
K. Jerbi, JP Lachaux, K. N.Diaye, D. Pantazis, RM Leahy, L. Garnero, S. Baillet, Coherent Neural Representation of Hand Speed in Humans Revealed by MEG Imaging, Proc. Nat. Acad. Sci., Volume 104, Number 18, page 7676-7681, 2007. http://dx.doi.org/10.1073%2Fpnas.0609632104
S. Cho, Q. Li, S. Ahn and RM Leahy, Iterative Image Reconstruction using Inverse Fourier Rebinning for fully 3D PET, IEEE Trans. Med. Imag, 26: 347-358, 2007. http://dx.doi.org/10.1109/TMI.2006.887378
B. Dogdas, D. Stout, A. Chatziioannou, RM Leahy, Digimouse: A 3D Whole Body Mouse Atlas from CT and Cryosection Data, Phys. Med. Bio, 52: 577-587, 2007. http://dx.doi.org/10.1088%2F0031-9155%2F52%2F3%2F003
Q. Li, E. Asma, S. Ahn, RM Leahy, A Fast Fully 4D Incremental Gradient Reconstruction Algorithm for List Mode PET Data, IEEE Trans. Med. Imag, 26:58-67, 2007. http://dx.doi.org/10.1109/TMI.2006.884208
2006
J. Qi and RM Leahy, Iterative reconstruction techniques in emission computed tomography, invited topical review, Phys. Med. Biol. 51 (2006) R541-R578. http://dx.doi.org/10.1088/0031-9155/51/15/R01
Q. Li and RM Leahy, Statistical modeling and reconstruction of randoms precorrected PET data, I EEE Trans. Med. Imag, 25(12):1565-1572, 2006. http://dx.doi.org/10.1109%2FTMI.2006.884193
E. Kucukaltun-Yildirim, D. Pantazis and RM Leahy, Task-Based Comparison of Inverse Methods in MEG, IEEE Trans. Biomed. Eng. 53(9):1783-1793, 2006 http://dx.doi.org/10.1109/TBME.2006.873747
A. Ruangma, B. Bai, J.S. Lewis, X. Sun, MJ Welch, RM Leahy, R. Laforest, Three-dimensional maximum a posteriori (MAP) imaging with radiopharmaceuticals labeled with three Cu radionuclides, Nucl. Med. Biol., 33(2):217-226, 2006. http://dx.doi.org/10.1016%2Fj.nucmedbio.2005.11.001
G. Zavattini, S. Vecchi, R.M. Leahy, BJ Pichler, D.J. Smith, S.R. Cherry, A hyperspectral fluorescence system for 3-D in vivo optical imaging, Phys. Med. Bio, 51: 2029-2043, 2006. http://dx.doi.org/10.1088/0031-9155/51/8/005
E. Asma and R.M. Leahy, Mean and covariance properties of dynamic PET data reconstructions from list-mode data, IEEE Trans. Med. Imag., 25(1):42-54, 2006 http://dx.doi.org/10.1109/TMI.2005.859716
F. Darvas, J.J. Ermer, J.C. Mosher, R.M. Leahy, Generic head models for atlas-based EEG source analysis, Human Brain Mapping, 27 (2): 129-143, 2006. http://www.ncbi.nlm.nih.gov/pubmed/16037984
C. Fennema-Notestine, B. Ozyurt, C.P. Clark., S. Morris. A. Bischoff-Grethe, M.W. Bondi, T.L. Jernigan, B. Fischl, F. Segonne, D.W. Shattuck, R.M. Leahy, D.E. Rex, A.W. Toga, K.H. Zou, G. G. Brown, Quantitative Evaluation of Automated Skull-Stripping Methods Applied to Contemporary and Legacy Images: Effects of Diagnosis, Bias Correction, and Slice Location, Human Brain Mapping, 27 (2): 99-113 FEB 2006. http://www.ncbi.nlm.nih.gov/pubmed/15986433
2005
AJ Chaudhari, F Darvas, JR Bading, RA Moats, PS Conti, DJ Smith, SR Cherry and RM Leahy, Hyperspectral and multispectral bioluminescence optical tomography for small animal imaging, Phys. Med. Bio, 50(23):5421-5442, 2005. http://www.ncbi.nlm.nih.gov/pubmed/16306643
A. Ossadtchi, J.C. Mosher, W.W. Sutherling, R. Greenblatt, R.M. Leahy, Hidden Markov modelling of spike propagation from interictal MEG data, Phys. Med. Bio, 50 (14): 3447-3469, 2005 http://www.ncbi.nlm.nih.gov/pubmed/16177520
B. Dogdas, D. Shattuck, RM Leahy, Segmentation of Skull and Scalp in 3D Human MRI Using Mathematical Morphology, Human Brain Mapping, 26(4):273-285, 2005. http://dx.doi.org/10.1002/hbm.20159
D. Pantazis, T. E Nichols, S. Baillet, RM Leahy, A Comparison of Random Field Theory and Permutation Methods for the Statistical Analysis of MEG data, Neuroimage, 25(2):383-394, 2005. http://www.ncbi.nlm.nih.gov/pubmed/15784416
F. Darvas, M. Rautiainen, D. Pantazis, H. Benali, S. Baillet, JC Mosher, L. Garnero, RM Leahy, Investigations of Dipole Localization Accuracy in MEG using the Bootstrap, Neuroimage, 25(2):355-368, 2005 http://dx.doi.org/10.1016/j.neuroimage.2004.09.045
2004
Q. Li, E. Asma, J. Qi, R.M. Leahy, Accurate Estimation of the Fisher Information Matrix for the PET Image Reconstruction Problem, IEEE Trans. Med. Imag., 23 (9): 1057-1064, 2004. http://dx.doi.org/10.1109/TMI.2004.833202
A. Ossadtchi, S. Baillet, J.C. Mosher, D. Thyerlei, W. Sutherling, R.M. Leahy, Automated Interictal Spike Detection and Source Localization in Magnetoencephalography Using Independent Components Analysis and Spatio-temporal Clustering, Clinical Neurophysiology, Vol. 115, pp 508-522, 2004. http://www.ncbi.nlm.nih.gov/pubmed/15036046
K. Jerbi, S. Baillet, J.C. Mosher, G. Nolte, L. Garnero, R.M. Leahy, Localization of Realistic Cortical Activity in MEG using Current Multipoles, Neuroimage, 22(2): 779-793, 2004. http://dx.doi.org/10.1016/j.neuroimage.2004.02.010
Y. Yang, YC Tai, S Siegel, D Newport, B Bai, Q Li, R M Leahy and S R Cherry, Optimization and performance evaluation of the microPET II scanner for in vivo small-animal imaging, Phys. Med. Biol, Phys. Med. Biol. Vol. 49, 2527-2545, 2004. http://www.ncbi.nlm.nih.gov/pubmed/15272672
F. Darvas, D. Pantazis, E. Kucukaltun-Yildirim and R.M. Leahy, Mapping human brain function with MEG and EEG: methods and validation, (23)1: S289-S299, Neuroimage 2004 http://www.ncbi.nlm.nih.gov/pubmed/15501098
R.M. Singh, D. Liu, A. Chaudhari, S.R. Cherry, R.M. Leahy, D.J. Smith, Investigation of different transcript quantitation tools for high-throughput mapping of brain gene expression using voxelation, 35 (4): 397-402, 2004. http://dx.doi.org/10.1023/B:HIJO.0000039878.01844.c6
2003
R.P. Singh, V.M. Brown, A. Chaudhari, R.M. Leahy, High-Resolution Vooxelation Mapping of Human and Rodent Brain Gene Expression, J. Neurosci Meth 125(1-2): 93-101 May, 2003. http://www.ncbi.nlm.nih.gov/pubmed/12763235
E. Asma, D. Shattuck, R. Leahy, Losses Compression of Dynamic PET Data, IEEE Transactions on Nuclear Science, 50 (1): 9-16, Feb.2003 http://dx.doi.org/10.1109/TNS.2002.807920
A.H. Khan, A. Ossadtchi, R. M. Leahy, Error-correcting Microarray Design, Genomics 81(2): 157-165 IEEE, 2003. http://www.ncbi.nlm.nih.gov/pubmed/12620393
T.A. Leil, A. Ossadtchi, T.E. Nichols, R.M. Leahy, Genes Regulated by Learning in the Hippocampus, J Neurisci Res 71(6): 763-768, Mar 2003.
2002
A Ossadtchi, VM Brown, AH Khan, SR Cherry, RM Leahy, T Nichols, DJ Smith, Statistical Analysis of Multiplex Brain Gene Expression Images. Neurochem. Res., 27 (10): 1113-1121 2002. http://dx.doi.org/10.1002%2Fjnr.10541
B. Bai, Q. Li, C. H. Holdsworth, E. Asma, Y. C. Tai, A. Chatziioannou and R. M. Leahy, Model-based normalization for iterative 3D PET image reconstruction, Physics in Medicine and Biology, (47) 2773-2784, 2002 http://dx.doi.org/10.1088/0031-9155/47/15/316
Berger F, Lee YP, Loening AM, Chatziioannou A, Freedland SJ, Leahy R, Lieberman JR, Belldegrun AS, Sawyers CL, Gambhir SS, Whole-body skeletal imaging in mice utilizing microPET: Optimization of Reproducibility and Applications in Animal Models of Bone Disease, Euro. J. Nucl. Med and Mol. Imag, 29 (9): 1225-1236, SEP 2002. http://www.ncbi.nlm.nih.gov/pubmed/12418463
D.W. Shattuck, J. Rapela, E. Asma, A. Chatzioannou, J. Qi and R. M. Leahy, Internet2-based 3D PET Image Reconstruction Using a PC Cluster , Physics in Medicine and Biology, 47 (2002) 2785-2795, 2002. http://dx.doi.org/10.1088/0031-9155/47/15/317
Brown, V.M., Ossadtchi, A., Khan, A.H., Yee, S., Lacan, G., Melega, W.P.,Cherry, S.R., Leahy, R.M. & Smith, D.J. Multiplex three dimensional brain gene expression mapping in a mouse model of Parkinson's disease, Genome Res 12 (6): 868-884 Jun 2002. http://dx.crossref.org/10.1101%2Fgr.229002
Leil, T.A., Ossadtchi, A., Cortes, J., Leahy, R.M. & Smith, D. J. Finding new candidate genes for learning and memory. Journal for Neuroscience Research, 68(2):127-137 Apr 15 2002. http://www.ncbi.nlm.nih.gov/pubmed/11948658
Brown, V.M., Ossadtchi, A., Gambhir, S.S., Cherry, S.R., Leahy, R.M. & Smith, D.J. Gene expression tomography. Physiol. Genomics 8 (2) 159-167 Feb 28 2002. http://www.ncbi.nlm.nih.gov/pubmed/11875194
D.W. Shattuck, R.M. Leahy, Brain Suite: A Cortical Surface Identification Tool, (invited article), Medical Image Analysis, 6 (2): 129-142 Jun 2002. http://dx.doi.org/10.1016/S1361-8415(02)00054-3
Brown, V.M., Ossadtchi, A., Khan, A.H., Cherry, S.R., Leahy, R.M. & Smith, D.J. High throughput imaging of brain gene expression. Genome Res. 12: 244-254, 2002. http://www.ncbi.nlm.nih.gov/pubmed/11827944
K. Jerbi, JC Mosher, S. Baillet, RM Leahy, On MEG forward modeling using multipolar expansions, Phys. Med. Biol., 47(4): pp 523-555, Feb 21 2002. http://dx.doi.org/10.1088/0031-9155/47/4/301
TE Nichols, J. Qi, E. Asma, RM Leahy, Spatiotemporal Reconstruction of List Mode PET Data, IEEE Trans Med Imag., 21 (4): 396-404 Apr 2002 http://dx.doi.org/10.1109/TMI.2002.1000263
2001
M. Akhtari, WS Sutherling, AN Mamelak, JC Mosher, D Arthur, S Sands, P Weiss, N. Lopez, M. DiMauro, E. Flynn, R. Leahy, Dipole Localization of Human Induced Focal Afterdischarge Seizure in Simultaneous Magnetoencephalography and Electrocorticography, Brain Topography, 14(2): 101-116, 2001. http://dx.doi.org/10.1023/A:1012940812742
S. Baillet, JC Mosher, RM Leahy, Electromagnetic Brain Mapping, IEEE Signal Processing Magazine 18 (6): 14-30, pp 18 Nov 2001. http://dx.doi.org/10.1109/79.962275
JJ Ermer, JC Mosher, S Baillet, RM Leahy, Rapidly Recomputable EEG Forward Models for Realistic Head Shapes, Phys Med Biol., 46(4): 1265-1281 Apr 2001. http://dx.doi.org/10.1088/0031-9155/46/4/324
J.B. Arnold, J-S. Liow, K.A. Schaper, J.J. Stern, J.G. Sled, D.W. Shattuck, A.J. Worth, M.S. Cohen, R.M. Leahy, J.C. Mazziotta, D.A. Rottenberg, Qualitative and Quantitative Evaluation of Six Bias-Correction Algorithms, NeuroImage 13(5): 931-943, May 2001. http://dx.doi.org/10.1006/nimg.2001.0756
D.W. Shattuck, S.R. Sandor-Leahy, K.A. Schaper, D.A. Rottenberg, R.M. Leahy, Magnetic Resonance Image Tissue Classification Using a Partial Volume Model, NeuroImage 13(5): pp 856-876, May 2001. http://dx.doi.org/10.1006/nimg.2000.0730
R. Leahy and J. Qi, Statistical Approaches In Quantitative Positron Emission Tomography, Invited Review Article, Statistics and Computing, Vol. 10, pp 147-165, 2000 http://dx.doi.org/10.1023/A:1008946426658
D.W. Shattuck, R.M. Leahy, Automated Graph Based Analysis and Correction of Cortical Volume Topology, IEEE Transactions on Medical Imaging, 20 (11): 1167-1177, 2001. http://dx.doi.org/10.1109/42.963819
2000
P. Bonetto, J. Qi, R.M Leahy, Covariance approximation for fast and accurate Computation of Channelized Hotelling Observer Statistics, IEEE Transactions on Nuclear Science, 47 (4) 1567 -1572 Part 2 Aug 2000. http://dx.doi.org/10.1109/23.873017
JJ Ermer, J.C Mosher, , Huang, MX, Leahy, R.M, Paired MEG data set source localization using recursively applied and projected (RAP) MUSIC IEEE Transactions on Biomedical Engineering, 47(9): 1248 -1260 Sep 2000. http://dx.doi.org/10.1109/10.867959
A. Chatziioannou, Moore, A. Annala, K. Nguyen, R.M. Leahy, S Cherry, Comparison of 3D MAP and filtered backprojection algorithms for high resolution animal imaging with microPET., IEEE Trans. Medical Imaging, Vol 19, pp 507-512, May 2000. http://dx.doi.org/10.1109/42.870260
J. Qi and R. Leahy, Resolution and noise properties of MAP reconstructions in fully 3D PET, IEEE Trans. Medical Imaging, 19(5): 493-506 MAY 2000. http://dx.doi.org/10.1109/42.870259
1999
Qi and R.M. Leahy, A theoretical study of the contrast recovery and variance of MAP reconstructions with applications to the selection of smoothing parameters, IEEE Trans. Med. Imag., 18 (4) 293-305 Apr 1999. http://dx.doi.org/10.1109/42.768839
J.C. Mosher, S. Baillet, R.M. Leahy, EEG Source Localization and Imaging Using Multiple Signal Classification Approaches, J. Clinical Neurophysiology, 16 (3): 225-238 May1999. http://www.ncbi.nlm.nih.gov/pubmed/10426406
JC. Mosher, RM. Leahy, PS. Lewis, EEG and MEG: Forward Solutions For Inverse Methods, IEEE Trans. Biomedical Eng, 46, (3): 245-259 Mar 1999. http://dx.doi.org/10.1109/10.748978
MX. Huang, JC. Mosher, RM. Leahy, Sensor Weighted Overlapping Sphere Head Model And Exhaustive Head Model Comparison For MEG, Physics in Medicine and Biology, 44(2): 423-440 Feb 1999. http://dx.doi.org/10.1088/0031-9155/44/2/010
JC. Mosher, RM. Leahy, Source Localization Using Recursively Applied And Projected (RAP) MUSIC, IEEE Signal Proces.47(2): 332-340 Feb 1999. http://dx.doi.org/10.1109/78.740118
R. Leahy, Tomography, J. Wiley and Sons Encyclopedia of Electrical Engineering, Vol. 22, pp 280-289, Feb 1999. http://dx.doi.org/10.1002/047134608X.W4710
1998
JC .Mosher, RM Leahy, Recursive MUSIC: A Framework for EEG and MEG Source Localization, IEEE Trans. Biomedical Eng, 45(11): 1342-1354 Nov 1998. http://dx.doi.org/10.1109/10.725331
RM .Leahy, Mosher JC, Spencer ME, Huang MX, Lewine JD, A study of dipole localization accuracy for MEG and EEG using a human skull phantom, Electroencephalography and Clinical Neurophysiology, 107(2): 159-173 Aug 1998. http://www.ncbi.nlm.nih.gov/pubmed/9751287
J. Qi, R. Leahy, C. Hsu, T. Farquhar, S. Cherry, Fully 3D Bayesian image Reconstruction for the ECAT EXACT HR+, IEEE Trans. NUCL. SCI., 45(3): 1096-1103 Part 2 Jun 1998. http://dx.doi.org/10.1109/23.681985
J. Qi, R. M. Leahy, S. R. Cherry, A. Chatziioannou and T. H. Farquhar, High Resolution 3D Bayesian Image Reconstruction Using the MicroPET Small-animal Scanner, Physics in Medicine and Biology, 43(4):1001-1013 Apr 1998. http://dx.doi.org/10.1088/0031-9155/43/4/027
Weiss S, Leahy RM, Mosher JC, Stewart R, An Ensemble De-Noising Method For Spatio-Temporal EEG/MEG data, Applied Signal Processing, Vol. 4, pp. 142-153, 1997 (issue actually published in 1998).
1997
M. Chan, R. Leahy, E Mumcuoglu, S. Cherry, Comparing Lesion Detection Performances Of PET Image Reconstruction Algorithms: a case study, IEEE Trans. Nuclear Science, 44(4): 1558-1563 Part 1 Aug 1997. http://dx.doi.org/10.1109/23.632731
J. Phillips, R. Leahy and J. Mosher, MEG-based Imaging Of Focal Neuronal Current Sources, IEEE Trans. on Medical Imaging 16(3): 338-348 June 1997. http://dx.doi.org/10.1109/42.585768
J. Phillip, R. Leahy, J. Mosher, and B. Timsari, Imaging Neural Activity using MEG and EEG, IEEE Engineering in Medicine and Biology Magazine (2nd Place Student Paper Award Winner at IEEE EMBS 1996), 16(3): 34-42 MAY-June 1997. http://dx.doi.org/10.1109/51.585515
Z. Zhou, R. Leahy and J. Qi, Approximate Maximum likelihood hyperparameter estimation for Gibbs priors, IEEE Trans. Image Processing, 6(6): 844-861 June 1997. http://dx.doi.org/10.1109/83.585235
S. Sandor and R. Leahy, Surface based labelling of cortical anatomy using a deformable atlas, IEEE Transactions on Medical Imaging 16(1): 41-54 Feb 1997. http://dx.doi.org/10.1109/42.552054
1991-1996
E. Mumcuoglu, R. Leahy and S. Cherry, Bayesian Reconstruction Of PET Images: quantitative methodology and performance analysis, Physics in medicine and Biology, 41(9):1777-1807 Sep 1996. http://dx.doi.org/10.1088/0031-9155/41/9/015
Z. Zhou, C. Synolakis, R. Leahy, and S. Song, Calculation of 3D internal displacement fields from 3D x-ray computer tomographic images, P Roy. Soc. Lond A Mat. 449(1937):537-554 Jun 8 1995. http://dx.doi.org/10.1098/rspa.1995.0057
E. Mumcuoglu, R. Leahy, S. Cherry and Z. Zhou, Fast gradient based methods for Bayesian reconstruction of transmission and emission PET images, IEEE Trans. Medical Imaging, 13(4): pp 687-701 Dec 1994. http://dx.doi.org/10.1109/42.363099
S. Song, R. Leahy, D. Boyd, B. Brundage and S. Napel, Determining cardiac velocity fields and intraventricular pressure distribution from a sequence of ultrafast CT cardiac images, IEEE Trans. Medical Imaging, 13(2): 386-397 June 1994. http://dx.doi.org/10.1109/42.293931
Z. Wu and R. Leahy, An approximate method for evaluating the joint likelihood for GMRFs, IEEE Trans. Image Processing, Vol. 2, pp 520-523, 1993. http://dx.doi.org/10.1109/83.242360
M. Defrise, R. Clack and R. Leahy, A note on Smith's reconstruction algorithm for cone beam tomography, IEEE Trans. Medical Imaging, Vol. 12, pp 622-623, 1993.
Z. Wu and R. Leahy, An Optimal Graph Theoretic Approach To Data Clustering: Theory And Its Application To Image Segmentation, IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 15(11): 1101-1113 Nov 1993. http://dx.doi.org/10.1109/34.244673
J. Mosher, M. Spencer, R. Leahy and P. Lewis, Error Bounds For EEG And MEG Dipole Source Localization, Electroenceph. Clin. Neurophysiol, 86(5): 303-321 May 1993. http://www.ncbi.nlm.nih.gov/pubmed/7685264
X. Yan and R. Leahy, Cone Beam Tomography With Circular, Elliptical And Spiral Orbits, Physics in Medicine and Biology, 37, PG 493 1992. PHYS MED BIOL 38(3):489-489 Mar 1993. http://dx.doi.org/10.1088/0031-9155/37/3/001
T. Hebert and R. Leahy, Statistic-based 3D MAP image reconstruction from Poisson data using Gibbs priors, IEEE Trans. Signal Processing, Vol. 40, pp 2290-2303, 1992.
J. Mosher, R. Leahy and P. Lewis , Multiple Dipole Modeling And Localization From Spatio-Temporal MEG Data, IEEE T BIO-MED Eng., 39(6): 541-557 June 1992. http://dx.doi.org/10.1109/10.141192
R. Leahy and B. Jeffs, On the design of maximally sparse beamforming arrays, IEEE Trans. Antennas and Propagation,39(8): 1178-1187 Aug 1991. http://dx.doi.org/10.1109/8.97353
S. Song and R. Leahy, Computation of 3D velocity fields from 3D cine images of a beating heart, IEEE Trans. Med. Imag,10(3) 462-472 Sep 1991. http://dx.doi.org/10.1109/42.97579
X. Yan and R. Leahy, Derivation and analysis of a filtered backprojection algorithm for cone beam data, IEEE Trans. Med. Imag, Vol. MI10(3): 462-472 Dec 1991. http://dx.doi.org/10.1109/42.97597
1985-1990
T. Hebert and R. Leahy, A fast method for directly including attenuation in the EM algorithm, IEEE Trans. Nucl. Sci.,37(2): 754-758 Part 1 Apr 1990. http://dx.doi.org/10.1109/23.106710
M. Singh, R. Leahy, K. Oshio, R. Brechner and X. Yan, A new generation of SPECT and PET systems based on position sensitive photomultipliers, IEEE Trans. Nucl. Sci., vol. NS-37, 1321-1327, 1990. http://dx.doi.org/10.1109/23.57383
M. Singh, R. Leahy, R. Brechner and X. Yan, Design and imaging studies of a position sensitive photomultiplier based dynamic SPECT system, IEEE Trans. Nucl. Sci.,36 (1): 1132-1137 Part 1 1989. http://dx.doi.org/10.1109/23.34618
T. Hebert, R. Leahy and M. Singh, 3D Maximum-Likelihood reconstruction for an electronically collimated single-photon-emission imaging-system ,J Opt Soc Ama 7(7): 1305-1313 July 1990.
T. Hebert and R. Leahy, A generalized EM algorithm for 3D Bayesian reconstruction from Poisson data using Gibbs priors IEEE Trans. Med. Imag., 8(2): 194-202 June 1989. http://dx.doi.org/10.1109/42.24868
M. Singh, R. Leahy, R. Brechner and T. Hebert, Noise propagation in electronically collimated single photon imaging, IEEE Trans. Nucl. Sci., 35(1): 772-777Part 1 Feb 1988. http://dx.doi.org/10.1109/23.12830
T. Hebert, R. Leahy and M. Singh, Fast MLE for SPECT using an intermediate polar representation and a stopping criterion, IEEE Trans. Nucl. Sci.,35(1) 615-619 Part 1 Feb 1988. http://dx.doi.org/10.1109/23.12798
B. Jeffs, R. Leahy and M. Singh, An evaluation of methods for neuromagnetic image reconstruction, IEEE Trans. on Biomed. Eng.,34(9): 713-723 Sep 1987. http://dx.doi.org/10.1109/TBME.1987.325996
R. Brechner, M. Singh and R. Leahy, Computer simulation studies of tomographic reconstruction with an electronically collimated camera for SPECT, IEEE Trans. Nucl. Sci.,34(1): 369-373 Feb 1987. http://dx.doi.org/10.1109/TNS.1987.4337365
R. Leahy and C. Goutis, Optimal feasible solutions for image restoration and reconstruction, IEEE trans. on Acoustics, Speech and Signal Processing, pp 1629-1642, Dec 1986 http://dx.doi.org/10.1109/TASSP.1986.1165001
Conference Papers
2021
Fabian Z, Haldar J, Leahy R, Soltanolkotabi M. 3d phase retrieval at nano-scale via accelerated wirtinger flow. In2020 28th European Signal Processing Conference (EUSIPCO) 2021 Jan 18 (pp. 2080-2084). IEEE. https://doi.org/10.23919/Eusipco47968.2020.9287703
Akrami H, Joshi A, Aydore S, Leahy R. Quantile regression for uncertainty estimation in vaes with applications to brain lesion detection. InInternational Conference on Information Processing in Medical Imaging 2021 Jun 28 (pp. 689-700). Springer, Cham.
2020
Akrami H, Aydore S, Leahy RM, Joshi AA, Robust Variational Autoencoder for Tabular Data with beta-Divergence. ICML UDL 2020.
Akrami H, Joshi AA, Li J, Aydore S and Leahy RM, Brain Lesion Detection using a Robust Variational Autoencoder and Transfer Learning, 2020 IEEE 17th International Symposium on Biomedical Imaging (ISBI), Iowa City, IA, USA, 2020, pp. 786-790.
Li J, Joshi AA,LeahyRM, Anetwork-basedapproachtostudy of ADHDusingtensor decomposition of resting state fMRI data, 2020 IEEE 17th International Symposium on Biomedical Imaging (ISBI), Iowa City, IA, USA, 2020, pp. 1-5.
2019
Joshi AA, Akrami J, Li J, Leahy RM, A matched filter decomposition of fMRI into resting and task components, Proc. MICCAI, 2019, 673-681.
Akrami H, Joshi AA, Li J, Leahy RM, Group-wise alignment of resting fMRI in space and time, Proc. SPIE Medical Imaging 2019: Image Processing, 10949, 109492W.
Li J, Wisnowski JL, Joshi AA, Leahy RM, Brain network identification in asynchronous task fMRI data using robust and scalable tensor decomposition, Proc. SPIE Medical Imaging 2019: Image Processing, 10949, 109490N.
Joshi AA, Li J, Akrami H, Leahy RM, Predicting cognitive scores from resting fMRI data and geometric features of the brain, Proc. SPIE 10949, Medical Imaging 2019: Image Processing, 109492E, 2019.
2018
D. Kim, J. L. Wisnowski, C. T. Nguyen, J. P. Haldar, Probing in vivo microstructure with T1-T2 Relaxation Correlation Spectroscopic Imaging, IEEE International Symposium on Biomedical Imaging, Washington, D.C., 2018. In Press.
D. Varadarajan, J. P. Haldar, Towards optimal linear estimation of orientation distribution functions with arbitrarily sampled diffusion MRI data, IEEE International Symposium on Biomedical Imaging, Washington, D.C., 2018. In Press.
R. A. Lobos, A. Javedy, K. S. Nayak, W. S. Hoge, J. P. Haldar, Robust autocalibrated LORAKS for EPI ghost correction, IEEE International Symposium on Biomedical Imaging: From Nano to Macro, Washington, D.C., 2018. In Press.
T. H. Kim, J. P. Haldar, The Fourier radial error spectrum plot: A more nuanced quantitative evaluation of image reconstruction quality, IEEE International Symposium on Biomedical Imaging, Washington, D.C., 2018. In Press.
AA Joshi, J Li, M Chong, H Akrami, RM Leahy. rfDemons: Resting fMRI-based Cortical Surface Registration using BrainSync Transform, MICCAI, 2018
AA Joshi, C Bhushan, R Salloum, J Wisnowski, DW Shattuck, RM Leahy, Using the Anisotropic Laplace Equation to Compute Cortical Thickness, MICCAI, 2018
2017
J Li, JC Mosher, D Nair, J Gonzalez-Martinez, RM Leahy, Robust Tensor Decomposition of Resting Brain Networks in Stereotactic EEG, Proc. Asilomar Conference on Signals, Systems and Computers, Oct 2017. DOI: 10.1109/ACSSC.2017.8335616
SP Awate, RM Leahy, AA Joshi, Kernel Methods for Riemannian Analysis of Robust Descriptors of the Cerebral Cortex, Proc. IPMI, 28-40, 2017.
AA Joshi, M Chong, RM Leahy, BrainSync: An Orthogonal Transformation for Synchronization of fMRI Data Across Subjects, Proc. MICCAI 2017, in press. PDF Website
AA Joshi, SY Choi, G Sonkar, M Chong, J Gonzalez-Martinez, D Nair, DW Shattuck, H Damasio, and RM Leahy, A Whole Brain Atlas with Sub-parcellation of Cortical Gyri using Resting fMRI, In SPIE Medical Imaging, pp. 101330O-101330O. International Society for Optics and Photonics, 2017. http://doi.org/10.1117/12.2254681
G Rajagopal, AA Joshi, and RM Leahy, An Algorithm for Automatic Parameter Adjustment for Brain Extraction in BrainSuite, In SPIE Medical Imaging, pp. 101330K-101330K. International Society for Optics and Photonics, 2017. https://doi.org/10.1117/12.2254631
J Li and RM Leahy, Parameter selection for optimized non-local means filtering of task fMRI, in proceedings of Int. Symp. Biomed. Imag, Melbourne, Australia, ISBI 2017. https://doi.org/10.1109/ISBI.2017.7950564
W Zhu, N Guo, B Bai, PS Conti, RM Leahy, Q Li, Direct estimation from list-mode data for reversible tracers using graphical modeling, IEEE 12th International Symposium on Biomed. Imag., 1204-1207, 2017. https://doi.org/10.1109/ISBI.2015.7164089
D. Kim, J. L. Wisnowski, J. P. Haldar, Improved Efficiency for Microstructure Imaging using High-Dimensional MR Correlation Spectroscopic Imaging, Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, 2017. Accepted. Invited Presentation.
J. P. Haldar, T. H. Kim, Computational imaging with LORAKS: Reconstructing linearly predictable signals using lowrank matrix regularization, Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, 2017. Accepted. Invited Presentation.
2016
Karanikolas GV, Giannakis GB, Slavakis K, Leahy RM, Multi-kernel based nonlinear models for connectivity identification of brain networks, 2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp 6315-6319, 2016. DOI: 10.1109/ICASSP.2016.7472892
SP Awate, RM Leahy, AA Joshi, Riemannian statistical analysis of cortical geometry with robustness to partial homology and misalignment, MICCAI 237-246, 2016.
2015
MC Chambers, C Bhushan, JP Haldar, RM Leahy, DW Shattuck, Correcting inhomogeneity-induced distortion in FMRI using non-rigid registration, Biomedical Imaging (ISBI), 2015 IEEE 12th International Symposium on, 1364-1367, 2015.
AA Joshi, R Salloum, C Bhushan, RM Leahy, Measuring Asymmetric Interactions in Resting State Brain Networks, International Conference on Information Processing in Medical Imaging, 399-410, 2015.
2014
B Bai, A Joshi, S Brandhorst, VD Longo, PS Conti, RM Leahy, A registration-based segmentation method with application to adiposity analysis of mice microct images, SPIE Medical Imaging, 903823-903823-6. 2014.
2013
Joshi AA, Ashrafulla S, Shattuck D, Damasio H, Leahy R, Cortical Shape Analysis using the Anisotropic Global Point Signature, MICCAI, MFCA workshop, 607-614, 2013. http://www-sop.inria.fr/asclepios/events/MFCA13/Proceedings/MFCA2013_4_4.pdf
Joshi AA, Leahy RM, Badawi R, Chaudhari A, Morphometry for Early Monitoring of Treatment Response in Theumatoid Arthritis, Proc IEEE Int Symp Biomed Imaging. 2013, 121–124.http://dx.doi.org/10.1109/ISBI.2013.6556427
Ashrafulla S, Haldar JP, Mosher JC, Leahy RM, Causality in variance in electrophysiological data using the ARCH model, Asilomar Conference on Signals, Systems and Computers, Pacific Grove, CA, USA. 2013
Aydore S, Ashrafulla S, Joshi AA, Leahy RM, A measure of connectivity in the presence of crosstalk, Asilomar Conference on Signals, Systems and Computers, Pacific Grove, CA, USA. 2013
Varadarajan D, Haldar JP, A quadratic majorize-minimize framework for statistical estimation with noisy rician and noncentral chi-distributed MR images, Proc. IEEE Int. Symp Biomed Imaging, 2013, 712-715. http://dx.doi.org/10.1109/ISBI.2013.6556574
2012
C. Bhushan, J. P. Haldar, A. A. Joshi, R. M. Leahy. Correcting Susceptibility-Induced Distortion in Diffusion-Weighted MRI using Constrained Nonrigid Registration. Proc. Asia Pacific Signal and Information Processing Association (APSIPA) Annual Summit and Conference, Hollywood, 2012. IEEE Xplore, PDF
Joshi AA, Ashrafulla S, Shattuck DW, Damasio H, Leahy RM, An Invariant Shape Representation using Anisotropic Helmholtz Equation, Medical Image Computing and Computer Assisted Intervention (MICCAI) 2012, Nice, France, October 2012. 607-614 http://dx.doi.org/10.1007/978-3-642-33454-2_75
YT Chang, D Pantazis, RM Leahy, On the largest eigenvalue for modularity-based partitioning, IEEE Statistical Signal Processing Workshop (SSP), Ann Arbor MI, pp125-128.http://dx.doi.org/10.1109/SSP.2012.6319638
Y. Lin, Q. Li, J. P. Haldar, R. M. Leahy. Constrained Mixture Modeling For the Estimation of Kinetic Parameters in Dynamic PET, Proc IEEE ISBI, 2012. http://dx.doi.org/10.1109/ISBI.2012.6235727
J. P. Haldar, R. M. Leahy. New Linear Transforms for Data on a Fourier 2-Sphere with Application to Diffusion MRI. Proc IEEE ISBI, Barcelona, 2012, pp. 402-405. http://dx.doi.org/10.1109/ISBI.2012.6235569
W. Zhu, Q. Li, R. M. Leahy. Dual-Time-Point Patlak Estimation from List Mode PET Data, Proc IEEE ISBI,BR 2012. http://dx.doi.org/10.1109/ISBI.2012.6235590
Y.-T. Chang, D. Pantazis, R. M. Leahy. Assessing Statistical Significance when Partitioning Large-Scale Brain Networks, Proc IEEE ISBI, 2012. http://dx.doi.org/10.1109/ISBI.2012.6235921
A. Joshi, D. Shattuck, H. Damasio, R. M. Leahy. Geodesic Curvature Flow on Surfaces for Automatic Sulcal Delineation, Proc IEEE ISBI, 2012. http://dx.doi.org/10.1109/ISBI.2012.6235576
S. Ashrafulla, J. P. Haldar, A. Joshi, R. M. Leahy. Canonical Granger Causality Applied to Functional Brain Data, Proc IEEE ISBI, 2012. http://dx.doi.org/10.1109/ISBI.2012.6235919
S. Aydore, D. Pantazis, R. M. Leahy. Phase Synchrony in Multivariate Gaussian Data with Applications to Cortical Networks, Proc IEEE ISBI, 2012. http://dx.doi.org/10.1109/ISBI.2012.6235868
D. Wheland, A. Joshi, K. McMahon, N. Hansell, N. Martin, M. Wright, P. Thompson, D. Shattuck, R. M. Leahy. Robust Identification of Partial-Correlation Based Networks with Applications to Cortical Thickness Data, Proc IEEE ISBI, 2012. http://dx.doi.org/10.1109/ISBI.2012.6235869
F. Lam, S. D. Babacan, J. P. Haldar, N. Schuff, Z.-P. Liang. Denoising Diffusion-Weighted MR Image Sequences using Low Rank and Edge Constraints. Proc IEEE ISBI, Barcelona, 2012, pp. 1401-1404. http://dx.doi.org/10.1109/ISBI.2012.6235830
S. Somayajula, A. Joshi, R. Leahy, Non-rigid Image Registration Using Gaussian Mixture Models, Proc. WBIR, LNCS Springer 2012. http://dx.doi.org/10.1007/978-3-642-31340-0_30
A. Joshi, D. Shattuck, R. Leahy, A Fast and Accurate Method for Automated Cortical Surface Registration and Labeling, Proc. WBIR LNCS Springer 2012. http://dx.doi.org/10.1007/978-3-642-31340-0_19
2011
Wheland D, Pantazis D, Leahy RM, Structural analysis of the cerebral cortex using blind source separation, Biomedical Imaging: From Nano to Macro, 2011 IEEE International Symposium on , pp.329-332, March 30 2011-April 2 2011. PDF
Chang Y, Pantazis D, Leahy RM, Partitioning directed graphs based on modularity and information flow, Proc. IEEE Int Symp. Biomed Imag, pp. 1105–1108, March, 2011. PDF
Dutta J, Fakhri GEl, Leahy RM, Li Q, A Nonlocal Averaging Technique for Kinetic Parameter Estimation from Dynamic PET Data, Proc. IEEE Nucl Sci Symp. Med Imag, Conf, Valencia, Spain, Oct 2011. PDF
J. P. Haldar, Z.-P. Liang. Low-Rank Approximations for Dynamic Imaging. Proc IEEE ISBI, Chicago, 2011, pp. 1052-1055. http://dx.doi.org/10.1109/ISBI.2011.5872582
J. P. Haldar, Z.-P. Liang. On MR Experiment Design with Quadratic Regularization. Proc IEEE ISBI, Chicago, 2011, pp. 1676-1679. http://dx.doi.org/10.1109/ISBI.2011.5872726
X.-L. Wu, J. Gai, F. Lam, M. Fu, J. P. Haldar, Y. Zhuo, Z.-P. Liang, W.-m. Hwu, B. P. Sutton. IMPATIENT MRI: Illinois Massively Parallel Acceleration Toolkit for Image reconstruction with ENhanced Throughput in MRI. Proc IEEE ISBI, Chicago, 2011, pp. 69-72. http://dx.doi.org/10.1109/ISBI.2011.5872356
F. Lam, J. P. Haldar, Z.-P. Liang. Motion Compensation for Reference-Constrained Image Reconstruction from Limited Data. Proc IEEE ISBI, Chicago, 2011, pp. 73-76. http://dx.doi.org/10.1109/ISBI.2011.5872357
B. Zhao, J. P. Haldar, A. G. Christodoulou, Z.-P. Liang. Further development of image reconstruction from highly undersampled (k, t)-space data with joint partial separability and sparsity constraints. Proc IEEE ISBI, Chicago, 2011, pp. 1593-1596. http://dx.doi.org/10.1109/ISBI.2011.5872707
X.-L. Wu, Y. Zhuo, J. Gai, F. Lam, M. Fu, J. P. Haldar, W.-m. Hwu, Z.-P. Liang, B. P. Sutton. Advanced MRI reconstruction toolbox with accelerating on GPU. Proceedings of SPIE, vol. 7872, 2011, p. 78720Q. http://dx.doi.org/10.1117/12.872204
2010
Baillet S, Tadel F, Leahy RM, Mosher JC, Delorme A, Makeig S, Oostenveld R, Hamalainen M, Dalal SS, Zumer J, Clerc M, Wolters CH, Kiebel S, Jensen O, Academic Software Toolboxes for the Analysis of MEG Data, Biomag 2010, Croatia, IFMBE Proc. 28: 101-104, 2010. http://dx.doi.org/10.1007/978-3-642-12197-5_19
Joshi AA, Joshi SH, Dinov I, Shattuck DW, Leahy RM, Toga AW, Anatomical Structural Network Analysis of Human Brain using Partial Correlation of Gray Matter Volumes, Proc. of ISBI. 2010; 844-847. http://dx.doi.org/10.1109/ISBI.2010.5490118
Lepore N, Joshi AA, Leahy RM, Brun CC, Chou YY, Pennec X, Lee AD, Barysheva M, de Zubicaray GI, Wright MJ, McMahon KL, Toga AW, New Combined Surface and Volume Registration, Proc. of the SPIE 2010, Volume 7623, pp. 76231E-76231E-9. http://dx.doi.org/10.1117/12.844434
Joshi AA, Joshi SH, Leahy RM, Shattuck DW, Dinov I, Toga AW, Bayesian approach for network modeling of brain structural features, Proc. SPIE. 2010; Vol. 7626, 762607. http://dx.doi.org/10.1117/12.844548
C. Gardner, J. Dutta, G. Mitchell, S. Ahn, C. Li, P. Harvey, R. Gershman, S. Sheedy, J. Mansfield, S. R. Cherry, R. M. Leahy, and R. Levenson. Improved in vivo fluorescence tomography and quantitation in small animals using a novel multiview, multispectral imaging system. Biomedical Optics, OSA Technical Digest (CD) (Optical Society of America, 2010)
R Ren, Q Li, S Ahn, S Cho, and R M Leahy, (2010), "Estimation of Gap Data Using Bow-Tie Filters for 3D Time-of-Flight PET", IEEE Medical Imaging Conference, Nov 2010 http://dx.doi.org/10.1109/NSSMIC.2010.5874279
W. Zhu, RM. Leahy, PS. Conti, and Q Li, "Longitudinal Registration of Liver PET Scans Using Four Phase CT", IEEE Nuclear Science Symposium and Medical Imaging Conference, Nov, 2010. http://dx.doi.org/10.1109/NSSMIC.2010.5874209
Y Lin, Q Li, R.M. Leahy, (2010), "Fast GPU-based time-of-fight MAP Reconstruction with a factored system matrix", IEEE Nuclear Science Symposium Conference Record (NSS/MIC), Oct, 2010 http://dx.doi.org/10.1109/NSSMIC.2010.5874324
Y Chang, D Pantazis, H.B. Hui, R.M. Leahy, (2010), "Statistically optimal graph partition method based on modularity", Proc. IEEE Int Symp. Biomed Imag, pp. 1193-1196, April, 2010. http://dx.doi.org/10.1109/ISBI.2010.5490208
JLP Soto, D. Pantazis, K. Jerbi, S. Baillet and RM Leahy, Canonical correlation analysis applied to functional connectivity in MEG, Proc. IEEE Int Symp. Biomed Imag, pp113 - 116 Rotterdam, April, 2010. http://dx.doi.org/10.1109/ISBI.2010.5490400
Y Chang, D Pantazis, R M Leahy, (2010), "Statistically Optimal Modular Partitioning of Directed Graphs", Proc. 44th Asilomar Conference on Signals, Systems and Computers, Asilomar, CA, Oct, 2010. http://dx.doi.org/10.1109/ACSSC.2010.5757568
J. P. Haldar, Z.-P. Liang. Spatiotemporal Imaging With Partially Separable Functions: A Matrix Recovery Approach. Proc IEEE ISBI, Rotterdam, 2010, pp. 716-719. http://dx.doi.org/10.1109/ISBI.2010.5490076
B. Zhao, J. P. Haldar, C. Brinegar, Z.-P. Liang. Low Rank Matrix Recovery for Real-Time Cardiac MRI. Proc IEEE ISBI, Rotterdam, 2010, pp. 996-999. http://dx.doi.org/10.1109/ISBI.2010.5490156
H. M. Nguyen, J. P. Haldar, M. N. Do, Z.-P. Liang. Denoising of MR Spectroscopic Imaging Data with Spatial-Spectral Regularization. Proc IEEE ISBI, Rotterdam, 2010, pp. 720-723. http://dx.doi.org/10.1109/ISBI.2010.5490073
Y. Zhuo, X.-L. Wu, J. P. Haldar, W.-m. Hwu, Z.-P. Liang, B. P. Sutton. Accelerating Iterative Field-Compensated MR Image Reconstruction on GPUs. Proc IEEE ISBI, Rotterdam, 2010, pp. 820-823. http://dx.doi.org/10.1109/ISBI.2010.5490112
J. P. Haldar, Z. Wang, G. Popescu, Z.-P. Liang. Label-Free High-Resolution Imaging of Live Cells With Deconvolved Spatial Light Interference Microscopy. Proc IEEE EMBC, Buenos Aires, 2010, pp. 3382-3385. http://dx.doi.org/10.1109/IEMBS.2010.5627917
A. G. Christodoulou, C. Brinegar, J. P. Haldar, H. Zhang, Y.-J. L. Wu, L. M. Foley, T. K. Hitchens, Q. Ye, C. Ho, Z.-P. Liang. High-Resolution Cardiac MRI Using Partially Separable Functions and Weighted Spatial Smoothness Regularization. Proc IEEE EMBC, 2010, pp. 871-874. http://dx.doi.org/10.1109/IEMBS.2010.5627889
X. Peng, H. Nguyen, J. Haldar, D. Hernando, X.-P. Wang, Z.-P. Liang. Correction of Field Inhomogeneity Effects on Limited k-Space MRSI Data using Anatomical Constraints. Proc IEEE EMBC, Buenos Aires, 2010, pp. 883-886. http://dx.doi.org/10.1109/IEMBS.2010.5627873
B. Zhao, J. P. Haldar, Z.-P. Liang. PSF Model-Based Reconstruction with Sparsity Constraint: Algorithm and Application to Real-Time Cardiac MRI. Proc IEEE EMBC, Buenos Aires, 2010, pp. 3390-3393. http://dx.doi.org/10.1109/IEMBS.2010.5627934
Y. Zhuo, B. Sutton, X.-L. Wu, J. Haldar, W.-m. Hwu, Z.-P. Liang. Sparse Regularization in MRI Iterative Reconstruction Using GPUs. Proc BMEI, Yantai, 2010, pp. 578-582. http://dx.doi.org/10.1109/BMEI.2010.5640008
2009
Q. Li, B. Bai, S. Cho, A. Smith, RM Leahy, Count Independent Resolution and Its Calibration, Proc. 10th Fully3D Image Recon. Meeting, pp223-226, Beijing, China, Sept, 2010. http://www.fully3d.org/2009/3D09Proceedings.pdf
Joshi AA, Leahy RM, Toga AW, Shattuck DW, A Framework for Brain Registration via Simultaneous Surface and Volume Flow, Lecture Notes in Computer Science (LNCS), Information Processing in Medical Imaging, vol 5636, pp576-58, 2009. http://dx.doi.org/10.1007/978-3-642-02498-6_48
Li, QZ; Leahy, RM, Direct estimation of Patlak parameters from list mode PET data, Proc. IEEE Internaional Symposium on Biomedical Imaging, 390-393, Jun 2009. Boston MA http://dx.doi.org/10.1109/ISBI.2009.5193066
Joshi AA, Pantazis D, Damasio H, Li Q, Shattuck DW, Bernstein LE and Leahy RM, Optimization of Landmark Selection for Cortical Surface Registration, . IEEE Conf. Computer Vision and Pattern Recognition, 699-706, 2009. http://dx.doi.org/10.1109/CVPR.2009.5206560
Lin Y., Li Q. and Leahy RM, Kinetic Parameter Estimation for a Heterogeneous Tumor Model, IEEE Medical Imaging Conference, Conf. Record, pp 3069-3073, 2009. http://dx.doi.org/10.1109/NSSMIC.2009.5401664
I.K. Hong, Z. Burbar, C. Michel, R. Leahy, Ultrafast Preconditioned Conjugate Gradient MAP Reconstruction for Fully 3-D microPET, IEEE Medical Imaging Conference, Conf. Record, pp 3746-3747, 2009. http://dx.doi.org/10.1109/NSSMIC.2009.5401878
S. Ahn, S. Cho, Q. Li, RM Leahy, Optimized Weighting for Fourier Rebinning of Three-Dimensional Time-of-Flight PET Data to Non-Time-of-Flight, IEEE Medical Imaging Conference, Conf. Record, pp 2989-2996, 2009. http://dx.doi.org/10.1109/NSSMIC.2009.5401593
Dutta J, Ahn S, Joshi AA and Leahy RM, Optimal Illumination Patterns for Fluorescence Tomography. Proc. IEEE Intl. Symp. Biomedical Imaging (ISBI), Boston, MA, Jun. 28-Jul. 1, 2009, pp. 1275-1278. http://dx.doi.org/10.1109/ISBI.2009.5193295
A. A. Joshi, A. J. Chaudhari, D. W. Shattuck, J. Dutta, R. M. Leahy, and A. W. Toga. Posture matching and elastic registration of a mouse atlas to surface topography range data. Proc. IEEE Intl. Symp. Biomedical Imaging (ISBI), Boston, MA, Jun. 28-Jul. 1, 2009, pp. 366-369. http://dx.doi.org/10.1109/ISBI.2009.5193060
C. Li, G. S. Mitchell, J. Dutta, S. Ahn, R. M. Leahy and S. R. Cherry. A high sensitivity multi-spectral three-dimensional fluorescence optical tomography system for small animal imaging. Proc. Optical Tomography and Spectroscopy of Tissue VIII, SPIE Biomedical Optics Symposium (BiOS), vol. 7174, San Jose, CA, Jan. 24-29, 2009. http://dx.doi.org/10.1117/12.809705
J. P. Haldar, D. Hernando, Z.-P. Liang. Super-Resolution Reconstruction of MR Image Sequences with Contrast Modeling. Proc IEEE ISBI, Boston, 2009, pp. 266-269. http://dx.doi.org/10.1109/ISBI.2009.5193035
W.-m. W. Hwu, D. Nandakumar, J. Haldar, I. C. Atkinson, B. Sutton, Z.-P. Liang, K. R. Thulborn. Accelerating MR Image Reconstruction on GPUs. Proc IEEE ISBI, Boston, 2009, pp. 1283-1286. http://dx.doi.org/10.1109/ISBI.2009.5193297
H. M. Nguyen, Z. J. Gahvari, J. P. Haldar, M. N. Do, Z.-P. Liang. Cramér-Rao Bound Analysis of Echo Time Selection for 1H-MR Spectroscopy. Proc IEEE EMBC, Minneapolis, 2009, pp. 2692-2695. http://dx.doi.org/10.1109/IEMBS.2009.5332450
2008
J. Dutta, S. Ahn, A. J. Chaudhari, R. M. Leahy, "Computationally efficient perturbative forward modeling for 3D multispectral bioluminescence and fluorescence tomography," Proc. SPIE Medical Imaging: Physics of Medical Imaging, vol. 6913, pp. 69130C1-8, 2008. http://dx.doi.org/10.1117/12.770755
Somayajula S., Joshi AA and Leahy RM, Mutual Information Based Non-Rigid Mouse Registration Using a Scale-space Approach, Proc. of 2008 IEEE International Symposium on Biomedical Imaging, pp. 1147-1150, Paris, France, May 2008. http://dx.doi.org/10.1109/ISBI.2008.4541204
Sheraz Khan, B. Cottereau, R.M. Leahy, J.C. Mosher, Habib Ammari, Sylvain Baillet, A Two-Step Imaging Procedure For MEG Characterization Of Cortical Currents: Location and Spatial Extent, Proc. of 2008 IEEE International Symposium on Biomedical Imaging, pp. 1067-1070, Paris, France, May 2008. http://dx.doi.org/10.1109/ISBI.2008.4541184
J. P. Haldar, T.-H. Wu, Q. Wang, C.-I. Chen, S.-K. Song, Z.-P. Liang. Further Development in Anatomically Constrained MR Image Reconstruction: Application to Multimodal Imaging of Mouse Stroke. Proc IEEE EMBC, Vancouver, 2008, pp. 422-425. http://dx.doi.org/10.1109/IEMBS.2008.4649180
D. Hernando, P. Kellman, J. P. Haldar, Z.-P. Liang. A Network Flow Method for Improved MR Field Map Estimation in the Presence of Water and Fat. Proc IEEE EMBC, Vancouver, 2008, pp. 82-85. http://dx.doi.org/10.1109/IEMBS.2008.4649096
J. P. Haldar, Z.-P. Liang. Joint Reconstruction of Noisy High-Resolution MR Image Sequences. Proc IEEE ISBI, Paris, 2008, pp. 752-755. http://dx.doi.org/10.1109/ISBI.2008.4541105
S. S. Stone, J. P. Haldar, S. C. Tsao, W.-M. W. Hwu, Z.-P. Liang, B. P. Sutton. Accelerating Advanced MRI Reconstructions on GPUs. ACM Computing Frontiers, Ischia, 2008, pp. 261-272. http://doi.acm.org/10.1145/1366230.1366276
2007
Q. Li and RM Leahy, Variance approximation for exponential family penalized maximum likelihood estimators: application to kinetic parameter estimation, International Symposium on Biomedical Imaging, Washington D.C., April 12-15, 2007. http://dx.doi.org/10.1109/ISBI.2007.357002
S. Ahn, F. Darvas, C. Bouman, RM Leahy, Fast image reconstruction methods for fully 3D multispectral optical bioluminescence tomography, International Symposium on Biomedical Imaging, Washington D.C., April 12-15, 2007. http://dx.doi.org/10.1109/ISBI.2007.356830
F. Darvas and RM Leahy, Functional imaging of brain activity and connectivity with MEG, in Brain Connectivity Handbook, eds. V. Jirsa and R Macintosh, Springer-Verlag, 2007. http://dx.doi.org/10.1007/978-3-540-71512-2_7
S. Somayajula, A. Rangarajan, R. M. Leahy, PET image reconstruction using anatomical information through mutual information based priors: a scale space approach, IEEE International Symposium on Biomedical Imaging, Washington D.C., April 12-15, 2007. http://dx.doi.org/10.1109/ISBI.2007.356814
Joshi AA, Shattuck DW, Thompson PM, and Richard M. Leahy, A finite element method for elastic parameterization and alignment of cortical surfaces using sulcal constraints, IEEE International Symposium on Biomedical Imaging, Washington D.C., April 12-15, 2007. http://dx.doi.org/10.1109/ISBI.2007.356933
D. Pantazis, G.V. Simpson, D.L. Weber, C.L. Dale, T.E. Nichols, R.M. Leahy. Exploring human visual attention in an MEG study of a spatial cueing paradigm using a novel ANCOVA design, IEEE International Symposium on Biomedical Imaging, Washington D.C., April 12-15, 2007. http://dx.doi.org/10.1109/ISBI.2007.357047
Joshi AA, Shattuck DW, Thompson PM. Brain Image Registration using Cortically Constrained Harmonic Mappings, Proceedings of IPMI, LNCS, Vol 4584, pp. 359-371, Springer 2007. http://www.ncbi.nlm.nih.gov/pubmed/17633713
Eckstein I, Joshi AA, Leahy RM. Deshbrun M. Generalized Surface Flows for Deformable Registration and Cortical Matching, MICCAI, pp. 692-700, 2007 http://www.ncbi.nlm.nih.gov/pubmed/18051119
Joshi AA, Shattuck DW, Thompson PM, and Richard M. Leahy, Simultaneous Surface and Volumetric Brain Registration Using Harmonic Maps, Proceedings of SPIE, Vol. 6498, 2007.
Chaudhari AJ , Joshi AA, Darvas F, Leahy RM. A method for atlas-based volumetric registration with surface constraints for Optical Bioluminescence Tomography in small animal imaging, Proceedings Vol. 6510, 2007. http://dx.doi.org/10.1117/12.710197
J. P. Haldar, D. Hernando, Z.-P. Liang. Shaping Spatial Response Functions for Optimal Estimation of Compartmental Signals from Limited Fourier Data. Proc IEEE ISBI, Arlington, 2007, pp. 1364-1367. http://dx.doi.org/10.1109/ISBI.2007.357114
D. Hernando, J. Haldar, B. Sutton, Z.-P. Liang. Removal of Lipid Signal in MRSI Using Spatial-Spectral Constraints. Proc IEEE ISBI, Arlington, 2007, pp. 1360-1363. http://dx.doi.org/10.1109/ISBI.2007.357113
J. P. Haldar, Z.-P. Liang. High-Resolution Diffusion MRI. Proc IEEE EMBC, Lyon, 2007, pp. 311-314. http://dx.doi.org/10.1109/IEMBS.2007.4352286
J. P. Haldar, D. Hernando, M. D. Budde, Q. Wang, S.-K. Song, Z.-P. Liang. High-Resolution MR Metabolic Imaging. Proc IEEE EMBC, Lyon, 2007, pp. 4324-4326. http://dx.doi.org/10.1109/IEMBS.2007.4353293
2006
H Hui, RM Leahy, Linearly Constrained MEG Beamformers for MVAR Modeling of Cortical Interactions, Proc. IEEE International Symposium of Biomedical Imaging, Arlington, VA, April 2006. http://dx.doi.org/10.1109/ISBI.2006.1624896
Q. Li and RM Leahy, Statistical Modeling and Reconstruction of Randoms Pre-Corrected PET Data, Proc. IEEE International Symposium of Biomedical Imaging, Arlington, VA, April 2006. http://dx.doi.org/10.1109/TMI.2006.884193
S. Ahn and RM Leahy, Spatial Resolution Properties of Nonquadratically Regularized Image Reconstruction for PET, Proc. IEEE International Symposium of Biomedical Imaging, Arlington, VA, April 2006. http://dx.doi.org/10.1109/ISBI.2006.1624909
Z. Li, Q. Li, X. Yu, PS Conti, RM Leahy, Matched Subspace Detection for Dynamic PET: An ROC Phantom Study for MAP Reconstruction, Proc. IEEE International Symposium of Biomedical Imaging, Arlington, VA, April 2006 http://dx.doi.org/10.1109/ISBI.2006.1625172
A Joshi, D Shattuck, P Thompson, RM Leahy, Registration of cortical surfaces using sulcal landmarks for group analysis of MEG data, Biomag 2006, Vancouver (in proc) http://dx.doi.org/10.1016/j.ics.2006.12.052
S. Ahn, R. M. Leahy , Analysis of Region of Interest Quantification for PET Image Reconstruction with Selective Regularization, Conf. Record: IEEE Nucl. Sci. Symp. Med. Imag. Conf. , San Diego, 2006. http://dx.doi.org/10.1109/NSSMIC.2006.354240
J. P. Haldar, M. Jacob, A. Ebel, X. Zhu, N. Schuff, D. Hernando, B. Sutton, Z.-P. Liang. Regularized Inversion of Noisy, Incomplete MR Spectroscopic Imaging Data with Anatomical Prior. Proc IEEE ISBI, Arlington, 2006, pp. 718-721. http://dx.doi.org/10.1109/ISBI.2006.1625017
D. Hernando, J. Haldar, Z.-P. Liang. Reduced-Encoding MRI Using Higher-Order Generalized Series. Proc IEEE ISBI, Arlington, 2006, pp. 29-32. http://dx.doi.org/10.1109/ISBI.2006.1624844
M. Jacob, B. Sutton, J. Haldar, Z.-P. Liang. On Model-Based MR Spectroscopic Imaging. Proc IEEE ISBI, Arlington, 2006, pp. 726-729. http://dx.doi.org/10.1109/ISBI.2006.1625019
2005
AA Joshi, DW Shattuck, PM Thompson, RM Leahy, A framework for registration, statistical characterization and classification of cortically constrained functional imaging data, Int. Conf. Info. Proc. Med. Imag. (IPMI), Springer Verlag Lecture Notes in Computer Science Vol. 3565: 186-196, 2005 (winner: best poster presentation at IPMI-05). http://www.ncbi.nlm.nih.gov/pubmed/17354695
D. Pantazis, W. Merrifield, F. Darvas, W. Sutherling, R.M. Leahy, "Identification of the Language Dominant Hemisphere using MEG Cortical Imaging and Permutation Tests", WSEAS 2005 International Conference on Cellular and Molecular Biology, Biophysics and Bioengineering, July 15-17, Vouliagmeni, Athens, Greece
E. Asma and RM. Leahy, Accurate Dynamic FIM Estimation from List-Mode PET Data for Uniform Resolution Reconstructions, Conf. Record: IEEE Nucl. Sci. Symp. Med. Imag. Conf. , Puerto Rico, pp 1822-26, 2005. http://dx.doi.org/10.1109/NSSMIC.2005.1596675
Q. Li, S Ahn and RM Leahy, Fast Hybrid Algorithms for PET Image Reconstruction, Conf. Record: IEEE Nucl. Sci. Symp. Med. Imag. Conf. , Puerto Rico, pp 1851-55, 2005 http://dx.doi.org/10.1109/NSSMIC.2005.1596691
S Cho, Q Li, SAhn and RM. Leahy, Fast Projectors for Iterative 3D PET Reconstruction, Conf. Record: IEEE Nucl. Sci. Symp. Med. Imag. Conf. , Puerto Rico, pp 1933-37, 2005. http://dx.doi.org/10.1109/NSSMIC.2005.1596710
B.Bai, RLaforest, A M. Smith and RM. Leahy, Evaluation of MAP Image Reconstruction with Positron Range Modeling for 3D PET, Conf. Record: IEEE Nucl. Sci. Symp. Med. Imag. Conf. , Puerto Rico, pp 2686-89, 2005. http://dx.doi.org/10.1109/NSSMIC.2005.1596890
S Somayajula, E Asma, and RM. Leahy, PET Image Reconstruction using Anatomical Information through Mutual Information Based Priors, Conf. Record: IEEE Nucl. Sci. Symp. Med. Imag. Conf. , Puerto Rico, pp 2722-26, 2005. http://dx.doi.org/10.1109/NSSMIC.2005.1596899
D. Pantazis, C. Dale, D. Weber, TE Nichols, GV Simpson, RM Leahy, Imaging of oscillatory behavior in event-related MEG studies, Proceedings of SPIE, Computational Imaging III, Vol. 5674, p. 55-63, C.A. Bouman, E.L. Miller (Eds), March 2005 http://dx.doi.org/10.1117/12.600607
L. Ying, J. Haldar, Z.-P. Liang. An Efficient Non-Iterative Reconstruction Algorithm for Parallel MRI with Arbitrary K-Space Trajectories. Proc IEEE EMBC, Shanghai, 2005, pp. 1344-1347. http://dx.doi.org/10.1109/IEMBS.2005.1616676
2004
S. Baillet, J.C. Mosher, R.M. Leahy, Electromagnetic Brain Imaging Using Brainstorm, Proc. IEEE International Symposium of Biomedical Imaging, April 2004. http://dx.doi.org/10.1109/ISBI.2004.1398622
D. Pantazis, RM Leahy, TE Nichols, M Styner, Statistical Surface-based Morphometry using a non-Parametric Approach, Proc. IEEE International Symposium of Biomedical Imaging, April 2004. http://dx.doi.org/10.1109/ISBI.2004.1398780
AA. Joshi, RM. Leahy, PM. Thompson, DW. Shattuck, Cortical Surface Parameterization by P-Harmonic Energy Minimization. Proc. IEEE International Symposium of Biomedical Imaging, April 2004. http://dx.doi.org/10.1109/ISBI.2004.1398566
Q. Li, E. Asma, RM Leahy, A Fast Fully 4D Incremental Gradient Reconstruction Algorithm for List Mode PET Data, Proceedings IEE Int. Symp. Biomed. Imag., April 2004. http://dx.doi.org/10.1109/ISBI.2004.1398598
2003
Q. Li, E. Asma, J. Qi, J.R. Bading, R. Leahy, Accurate Estimation of the Fisher Information Matrix for the PET Image Reconstruction Problem, in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, Portland, OR, 2003.
J C. Mosher, S. Baillet, R.M. Leahy, Equivalent of Linear Approaches in Bioelectromagnetic Inverse Solutions, invited paper, 2003 IEEE Workshop on Statistical Signal Processing, St. Louis, Missouri, Sep 28 - Oct 1, 2003. http://dx.doi.org/10.1109/SSP.2003.1289402
G. Zavattini, S. Vecchi, R.M. Leahy, S.J. Desmond, Si.R. Cherry, A Hyperspectral Fluorescence Imaging System for Biological Applications, in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, 2003, Portland, OR, 2003. http://dx.doi.org/10.1109/NSSMIC.2003.1351850
B. Bai, A. Ruangma, R. Laforest, YC. Tai, R.M. Leahy, Positron Range Modeling for Statistical PET Image Reconstruction, in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, Portland, OR, 2003. http://dx.doi.org/10.1109/NSSMIC.2003.1352400
K Jerbi, S. Baillet, J.C.Mosher, L. Garnero, R.M Leahy, Modeling Realistic Patches of Cortical Activity with Current Multipoles, 4th International Symposium on Nonivasive Functional Source Imaging within the Human Brain and Heart, Chieti, Italy, Sept. 10-13, 2003.
Y. Yang, Y. C Tai, B. Bai, A. Chatziioannou, R. Silverman, K. Meadors, S. Siegel, D. Newport, Q. Li, R. Leahy, S. Cherry, Performance Measurements on the microPET II Small Animal Scanner, in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, 2003, Portland, OR, 2003.
E. Asma, T.E. Nichols, R. Leahy, Temporally Invariant Uniform Spatial Resolution in Dynamic PET, in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, Portland, OR, 2003. http://dx.doi.org/10.1109/NSSMIC.2003.1352551
D. Pantazis, T .Nichols, S. Baillet, R. Leahy, Spatiotemporal Localization Of Significant Activation In MEG Using Permutation Tests. I Taylor, C., Noble, J. A. (Eds), Proc. 18th Conf. Information Processing in Medical Imaging. pp. 512-523, July 2003. http://www.ncbi.nlm.nih.gov/pubmed/15344484
F. Darvas, M. Rautiainenm S. Baillet, A. Ossadtchi, J.C. Mosher, R. M Leahy, Investigations of Dipole Localization Accuracy in MEG using the Bootstrap, ISBET, Santa Fe 2003. http://dx.doi.org/10.1109/SSP.2003.1289399
2002
F. Darvas, J.C. Mosher, R. M. Leahy, Generic Head Models for Atlas-Based EEG-Source Analysis, Human Brain Mapping, New York 2003.
B. Dogdas, Shattuck DW, Leahy RM, Segmentation of Patient Specific MEG/EEG Skull, Scalp, and Brain Models from MRI, Proceedings of Biomag 2002 Conference, August 2002.
Dogdas, D. W. Shattuck, R. M. Leahy, Segmentation of the skull in 3D human MR images using mathematical morphology, Proceedings of SPIE Medical Imaging Conference, vol. 4684, paper 180, pp. 1553-1562, February 2002.
J.G. Brankov, Yongyi Yang, R.M. Leahy, M.N. Wernick, Multi-modality Tomographic Image Reconstruction Using Mesh Modling, Biomedical Imaging, 2002 Proceedings. 2002 IEEE International Symposium, July 2002. http://dx.doi.org/10.1109/ISBI.2002.1029280
A. Ossadtchi, J. C. Mosher, S. Baillet, N. Lopez, W.S. Sutherling, R. M. Leahy, Automated Detection of Dipole Clusters in Interictal MEG Data, 13th International Conference on Biomagnetism, August 8-14 2002, Jena, Germany
K. Jerbi, J.C. Mosher, G. Nolte, S. Baillet, L. Garnero & R.M. Leahy, From Dipoles to Multipoles : Parametric Solutions to the Inverse Problem in MEG, 13th International Conference on Biomagnetism, August 8-14 2002, Jena, Germany, in press
S. Baillet, C. Adam, D. Schwartz, R. M. Leahy, J. C. Mosher, B. Renault, M. Baulac & L. Garnero, Combined MEG and EEG Source Imaging of Interictal Activity in Partial Epilepsy, 13th International Conference on Biomagnetism, August 8-14 2002, Jena, Germany, in press.
A. Ossadtchi; R. M. Leahy, J. C. Mosher, N. Lopez; W. Sutherling, Automated Interictal Spike Detection and Source Localization in MEG Using ICA and Spatial-Temporal Clustering , 2002 IEEE International Symposium on Biomedical Imaging Macro to Nano, June 2002. http://dx.doi.org/10.1109/ISBI.2002.1029375
Alexei Osadtchi, Arshad Khan, Richard M. Leahy, Desmond J. Smith, Using Error-Correcting design to Improve cDNA Microarray Performance, Proc. GENSIPS (workshop on genomic processing), Raleigh, North Carolina, Oct, 2002.
B. Bai, Patrick Chow, A. Chatziioannou R. M. Leahy, Fully 3D Uniform Resolution Transmission PET Image Reconstruction, in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, Norfolk, 2002. http://dx.doi.org/10.1109/NSSMIC.2002.1239598
E. Asma, T. E. Nichols and R. M. Leahy, Temporal Resolution Properties of Dynamic PET Images, in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, Norfolk, 2002 http://dx.doi.org/10.1109/NSSMIC.2002.1239438
R. M. Leahy, B. Bai, E. Asma, Q. Li, and D.W. Shattuck, MAP Image Reconstruction Software Concorde MicroPET Scanners, Academy of Molecular Imaging, Oct, 2002, San Diego
2001
M. Akhtari, WS Sutherling, AN Mamelak, JC Mosher, D Arthur, S Sands, P Weiss, N. Lopez, M. DiMauro, E. Flynn, R. Leahy, Dipole Localization of Human Induced Focal Afterdischarge Seizure in Simultaneous Magnetoencephalography and Electrocorticography, Brain Topography, 14(2): 101-116, 2001 http://www.ncbi.nlm.nih.gov/pubmed/11797809
E. Asma, D.W. Shattuck, RM Leahy, Lossless Compression of List-mode 3DPET Data, Nuclear Science Symposium Conference Record, 2001 IEEE, Vol. 2, pp.4 -10, Nov 2001. http://dx.doi.org/10.1109/NSSMIC.2001.1009740
K. Jerbi, RM Leahy, JC Mosher, S. Baillet, Modeling extended sources in MEG using multipoles, Biomedizinische Technik, Band 46, Erganzungsband 2, 2001
2000
E. Asma, TE Nichols, J Qi, RM Leahy, 4D PET Image Reconstruction from List Mode Data, in Conference record,, IEEE Int. Nucl. Sci. Symp. and Medical Imaging Conf., Lyons, Oct., 2000. http://dx.doi.org/10.1109/NSSMIC.2000.950049
JJ Ermer, S Baillet, JC Mosher, RM Leahy, Rapidly re-computable EEG forward models for realistic head shapes, Proceedings Biomag 2000, Helsinki, Aug 2000. http://dx.doi.org/10.1088/0031-9155/46/4/324
A Ossadtchi, S Baillet, JC Mosher, RM Leahy, Using mutual information to select event-related components in ICA, Proceedings Biomag 2000, Helsinki, Aug 2000.
S Baillet, JC Mosher, K Jerbi, RM Leahy, Hybrid MEG source characterization by cortical remapping and imaging of parametric source models, Proceedings Biomag 2000, Helsinki, Aug 2000.
K Jerbi. S Baillet JC Mosher, RM Leahy, Error bound in MEG multipole localization, Proceedings Biomag 2000, Helsinki, Aug 2000.
JC Mosher, S Baillet, RM Leahy, K Jerbi, MEG Multipolar Modeling of Distributed Sources Using RAP MUSIC, IEEE Proc. 34th Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, Nov 2000. http://dx.doi.org/10.1109/ACSSC.2000.910970
D.W. Shattuck and R.M. Leahy, Topologically constrained cortical surfaces from MRI, in Medical Imaging, Image Processing, K. M. Hanson, Editor, Proc. of the SPIE Volume 3979, p. 747-758 2000 http://dx.doi.org/10.1117/12.387737
D.W. Shattuck and R.M. Leahy BrainSuite: An Automated CorticalSurface Identification Tool, in S.L. Delp, A.M. DiGoia, and B. Jaramaz,(Eds.), Medical Image Computing and Computer-Assisted Intervention MICCAI 2000, Lecture Notes in Computer Science, p. 51-61, Springer-Verlag, Berlin Heidelberg, 2000.
1999
M.X. Huang, C.J. Aine, L.E. Davis, J.M. Stephen, R.R. Lee, J.A. Butman, R.F. Christner, M.P. Weisend, J.C. Mosher, R.M. Leahy, Characterizing the Recovery Process of a Sensorimotor Ischemic Strokes Using MEG, Fifth International Conference on Functional Mapping of the Human Brain, June 1999, Dusseldorf, Germany.
P. Bonetto, J. Qi, R. Leahy, Covariance Approximation for Fast and Accurate Computation of Channelized Hotelling Observer Statistics, in Conference record CD, IEEE Int. Nucl. Sci. Symp. and Medical Imaging Conf., Seattle, Oct., 1999. http://dx.doi.org/10.1109/NSSMIC.1999.842813
D.W. Shattuck, R.M. Leahy, Automated Topological Correct Cortical Surface From MR Images, Annual Fall Meeting of the First Joint, vol:2, 13-16, Oct 1999. http://dx.doi.org/10.1109/IEMBS.1999.804311
J. Qi and R. Leahy, Resolution and noise properties of MAP reconstruction for fully 3D PET, pp 35-38, Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, Egmond aan Zee, The Netherlands, June 1999.
D. Shattuck and R. Leahy, Topological Refinement of Volumetric Data, Proc. SPIE Medical Imaging Conference Proceedings, SPIE Vol. 3661, pp 204-213, Feb 1999. http://dx.doi.org/10.1117/12.348575
J. Qi and R. Leahy, Fast computation of the covariance of MAP reconstructions in PET, Proc. SPIE Medical Imaging Conference Proceedings, SPIE Vol. 3661, pp 344-355, Feb 1999. http://dx.doi.org/10.1117/12.348589
M.X. Huang, C. Aine, M Weisend, J. Stephen, J. Mosher, R. Leahy, J. Meyer, R. Christner, J. Silveri, Pre- and post-central sulcal sources evoked by stimulating the median nerve and index finger: are pre-central source due to passive muscle movement?, in Recent Advances in Biomagnetism, eds. T. Yoshimoto et al, Tohoku University Press, Sendai, Japan, pp 450-453, 1999.
Mosher JC, Leahy RM, Shattuck DW, Baillet S, Aine CJ, Huang MX, MEG Source Imaging Using Multipolar Expansions, Proc. 1999 Int. Conf. on Information Processing in Medical Imaging, IPMI99, Springer Verlag, Lecture Notes in Computer Science Eds. A.Kuba et al, 1613: pp15-28, 1999. http://dx.doi.org/10.1007/3-540-48714-X_2
T. Nichols, J. Qi, R. Leahy, Continuous time dynamic PET Imaging using list mode data, Proc. 1999 Int. Conf. on Information Processing in Medical Imaging, IPMI99, Springer Verlag, Lecture Notes in Computer Science Eds. A. Kuba et al, pp 98-111, 1999. http://dx.doi.org/10.1007/3-540-48714-X_8
1997-1998
Ermer JJ, Mosher JC, Leahy RM, Paired MEG Data Set Source Localization Using Recursively Applied and Projected (RAP) MUSIC, IEEE Proc. 32th Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, Nov 1998. http://dx.doi.org/10.1109/ACSSC.1998.750879
J. Qi and R. Leahy, A theoretical study of the contrast recovery and variance of MAP reconstructions with applications to the selection of smoothing parameters, Conference Record of the 1998 IEEE Nuclear Science Symposium and Medical Imaging Conference. http://dx.doi.org/10.1109/NSSMIC.1998.773942
H. Hsu and R. Leahy, PET Image Reconstruction Incorporating Anatomical Information using Segmented Regression, Proceedings SPIE Medical Imaging Conference, Newport Beach, CA, Feb 1997. http://dx.doi.org/10.1117/12.274124
J.C. Mosher, R.M. Leahy, M. Huang, M.E. Spencer, Modeling versus Accuracy in EEG and MEG data, NFSI '97 in Biomedizinische Technik, Vol 42, No. 1, pp5-8 1997.
J.C. Mosher and R. Leahy, Source localization using Recursively Applied and Projected (RAP) MUSIC, Proc. IEEE Proc. 31st Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, Nov 1997. http://dx.doi.org/10.1109/ACSSC.1997.679114
1996
Synolakis, Z, Zhou, R. Leahy, Determination of internal deformation fields in asphalt cores using X-ray computer tomography, Transportation Research Record No. 1526: Emerging Technologies in Geotechnical Engineering, National Academy Press, pp 135-141, 1996. http://dx.doi.org/10.3141/1526-17
J. Phillip, R. Leah, and J. Mosher, Dynamic Bayesian Imaging Using the Magnetoencephalogram, Proceedings, IEEE Engineering in Medicine and Biology 18th Annual International Conference, (Second Place in Whitaker Foundation International Student Paper Competition) 781-782, 1996. http://dx.doi.org/10.1109/IEMBS.1996.651991
J. Phillip, R. Leahy, and J. Mosher, Dynamic MEG Imaging of Focal Neuronal Sources, Proceedings, IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, CA, Nov 1996. http://dx.doi.org/10.1109/NSSMIC.1996.588011
Mumcuoglu, R. Leahy, S. Cherry, E. Hoffman, Accurate Geometric and Physical Response Modeling for Statistical Image Reconstruction in High Resolution PET Scanners, IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, CA, Nov 1996. http://dx.doi.org/10.1109/NSSMIC.1996.587924
M. Chan, R. Leahy, E Mumcuoglu, S. Cherry, Comparing lesion detection performances of PET image reconstruction algorithms: a case study, IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim, CA, Nov 1996 http://dx.doi.org/10.1109/NSSMIC.1996.587921
J. Mosher, R. Leahy, EEG and MEG source localization using recursively applied (RAP) MUSIC, (invited paper) IEEE Proc. 30th Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, November 1996, http://dx.doi.org/10.1109/ACSSC.1996.599135
M. Spencer, R. Leahy and J. Mosher, A Skull-Based Multiple Dipole Phantom for EEG and MEG Studies, In Aine, C.J., Flynn, E.R., Okada, Y., Stroink, G., Swithenby, S.J., and Wood, C.C. (Eds.) Biomag96: Advances in Biomagnetism Research, Springer-Verlag, New York, http://www.osti.gov/bridge/product.biblio.jsp?osti_id=397096
J. Mosher, C.H. Chang, R. Leahy, Comparison of the Constant and Linear Boundary Element Method for EEG and MEG Forward Modeling, In Aine, C.J., Flynn, E.R., Okada, Y., Stroink, G., Swithenby, S.J., and Wood, C.C. (Eds.) Biomag96: Advances in Biomagnetism Research, Springer-Verlag, New York, .
J. Phillips, R. Leahy, and J. Mosher, MEG-Based Imaging of Focal Neuronal Current Source In Aine, C.J., Flynn, E.R., Okada, Y., Stroink, G., Swithenby, S.J., and Wood, C.C. (Eds.) Biomag96: Advances in Biomagnetism Research, Springer-Verlag, New York, .
R. Leahy, J. Mosher and J. Phillips, A Comparative Study of Minimum Norm Inverse Methods for MEG Imaging, In Aine, C.J., Flynn, E.R., Okada, Y., Stroink, G.,Swithenby, S.J., and Wood, C.C. (Eds.) Biomag96: Advances in Biomagnetism Research, Springer-Verlag, New York .
Swithenby, S.J., and Wood, C.C. (Eds.) Biomag96: Advances in Biomagnetism Research, Springer-Verlag, New York, .
S. Sandor, R. Leahy, B. Timsari, Generating cortical constraints for MEG inverse procedures using MR volume data, In Aine,C.J., Flynn, E.R., Okada, Y., Stroink, G.,
1995
Z. Zhou and R. Leahy, Approximate maximum likelihood hyperparameter estimation for Gibbs priors, Proc. IEEE Int. Conf. Image Pro., Oct., 1995 http://dx.doi.org/10.1109/ICIP.1995.537470
J. Phillips, R. Leahy and J. Mosher, MEG based imaging of focal neuronal current sources, Proc. IEEE Medical Imaging Conference, 1995. http://dx.doi.org/10.1109/NSSMIC.1995.501923
Mumcuoglu, R. Leahy, Z. Zhou, S. Cherry, A phantom study of the quantitative behavior of Bayesian PET reconstruction methods, Proc. IEEE Medical Imaging Conference, 1995. http://dx.doi.org/10.1109/NSSMIC.1995.501914
Z. Zhou, R. Leahy and E. Mumcuoglu, Maximum likelihood estimation for Gibbs priors from incomplete data with applications to PET, Information Processing in Medical Imaging, pp 39-52, Eds: Y. Bizais, Barillot, R. Di Paola, Kluwer, 1995.
S. Sandor and R. Leahy, Towards automated labelling of cerebral cortex using a deformable atlas, Information Processing in Medical Imaging, pp 127-138, Eds: Y. Bizais, Barillot, R. Di Paola, Kluwer, 1995
J. Mosher, R. Leahy and P. Lewis, Matrix kernels for MEG and EEG source localization and imaging, Invited Paper, Proc. IEEE Int. Conf. Acoust. Speech and Signal Proc., Detroit, April, 1995. http://dx.doi.org/10.1109/ICASSP.1995.479462
P. Lewis, J. Mosher and , R. Leahy, Neuromagnetic source reconstruction, Invited Paper, Proc. IEEE Int. Conf. Acoust. Speech and Signal Proc., Detroit, April, 1995. http://dx.doi.org/10.1109/ICASSP.1995.479454
1993-1994
S. Sandor and R. Leahy, Matching deformable atlas models to preprocessed magnetic resonance brain images, Proc. IEEE Int. Conf. Image Proc.,pp 686-690,Austin, Nov 1994. http://dx.doi.org/10.1109/ICIP.1994.413801
Z. Zhou and R. Leahy, Simultaneous hyperparameter estimation and Bayesian image reconstruction in PET, Proc. IEEE Nuclear Sci. Symp. and Medical Imaging Conf., 1994. http://dx.doi.org/10.1109/NSSMIC.1994.474756
E. Mumcuoglu and R. Leahy, Gradient projection conjugate gradient algorithm in Bayesian PET reconstruction, Proc.IEEE Nuclear Sci. Symp. and Medical Imaging Conf., 1994. http://dx.doi.org/10.1109/NSSMIC.1994.474607
S Sandor and R. Leahy, Automatic anatomic labelling of magnetic resonance brain images, Proc. IEEE Eng. Med. Biol. Conf., pp 553-554, Baltimore, Nov., 1994 (region-6 finalist: IEEE EMBS Student Paper Competition). http://dx.doi.org/10.1109/IEMBS.1994.411907
S Sandor and R. Leahy, A 3-D morphological algorithm for automated labeling of the cortex in magnetic resonance brain images, Working Notes, AAAI Symposium on Applications of Computer Vision in Medical Imaging, pp 195-198, March 1994.
R. Leahy, Z. Zhou, C. Synolakis, and S. Song, 3D multi-resolution motion estimation for incompressible continuous media, in Proc. 1993 Int. Conf Neural Networks and Signal Processing, pp 875-880, Guangzhou, China, Nov 1993.
Z. Zhou, R. Leahy and E. Mumcuoglu , A comparative study of the effects of using anatomical priors in PET reconstruction, Proc. IEEE Nuclear Sci. Symp. and Medical Imaging Conf., pp 1749-1753, San Francisco, Nov 1993. http://dx.doi.org/10.1109/NSSMIC.1993.373592
E. Mumcuoglu, R. Leahy and S. Cherry, Fast Bayesian techniques for attenuation corrected whole-body PET, Proc. IEEE Nuclear Sci. Symp. and Medical Imaging Conf., pp 1902-1906, San Francisco, Nov 1993. http://dx.doi.org/10.1109/NSSMIC.1993.373625
J. Mosher, P. Lewis and R. Leahy, Interpretation of MEG-MUSIC in biomagnetic source localization, to appear in the Proc. BIOMAG93, Vienna, Aug 1993.
J. Mosher, R. Leahy and P. Lewis, Biomagnetic localization from transient quasi-static events, Proc. IEEE Int. Conf. Acoust. Speech and Signal Proc., pp I-91-94, Minneapolis, April 1993. http://dx.doi.org/10.1109/ICASSP.1993.319062
1992
P. Lewis, J. Mosher and R. Leahy, A new approach to neuromagnetic source localization, Proc. IEEE EMBS Satellite Symp. on Neuroscience and Technology, pp 104-111, Lyon, France, Nov 1992.
E. Mumcuoglu and R. Leahy, A statistical approach to transmission image reconstruction from ring source calibration measurements in PET, 1992 IEEE Nuclear Science Symposium and Medical Imaging Conference, pp 910-912, Orlando, Oct 1992. http://dx.doi.org/10.1109/NSSMIC.1992.301010
X. Yan, R. Leahy, Z. Wu, S. Cherry, MAP estimation of PET images using prior anatomical information from MR scans, conference record, 1992 IEEE Nuclear Science Symposium and Medical Imaging Conference, pp 1201-1203, Orlando, Oct 1992. http://dx.doi.org/10.1109/NSSMIC.1992.301033
J. Mosher, M. Spencer, R. Leahy, P. Lewis, Error bounds for MEG and EEG source localization, Invited paper, Proc. 26th Asilomar Conference on Signals, Systems & Computers, IEEE, pp 150-155, Oct 1992, Pacific Grove, CA. http://dx.doi.org/10.1109/ACSSC.1992.269277
S. Sandor and R. Leahy, Automatic Recognition of brain regions from magnetic resonance images, Invited paper, Proc. 26th Asilomar Conference on Signals, Systems & Computers, IEEE, pp 172-177, Oct 1992, Pacific Grove, CA. http://dx.doi.org/10.1109/ACSSC.1992.269281
M. Spencer, R. Leahy, J. Mosher, P. Lewis, Adaptive filters for monitoring localized brain activity from surface potential time series, Invited paper, Proc. 26th Asilomar Conference on Signals, Systems & Computers, IEEE, pp 156-161, Oct., 1992, Pacific Grove, CA. http://dx.doi.org/10.1109/ACSSC.1992.269278
Z. Wu and R. Leahy, Image Segmentation via Edge Contour Finding: A Graph Theoretic Approach, Proc. IEEE Conference of Computer Vision and Pattern Recognition, pp 613-619, Illinois, June 1992. http://dx.doi.org/10.1109/CVPR.1992.223127
1991
J. Mosher, P. Lewis, J. Lewine, J. George, R. Leahy, M. Singh, Electromagnetic Imaging of Dynamic Brain Activity, Proc. IEEE 1991 Medical Imaging Conference, pp 2221-2225 Nov 7-9 1991, Santa Fe, NM. http://dx.doi.org/10.1109/NSSMIC.1991.259314
J. Mosher, P. Lewis, R. Leahy, Subspace Methods for Identifying Neural Activity from Electromagnetic Measurements of the Brain, Invited paper, Proc. 25th Asilomar Conference on Signals, Systems & Computers, IEEE, pp. 237-241, Nov 1991, Pacific Grove, CA. http://dx.doi.org/10.1109/ACSSC.1991.186448
R. Leahy and X. Yan, Incorporation of anatomical MR data for improved functional imaging with PET, in Information Processing in Medical Imaging, eds. A. Colchester and D. Hawkes, pp. 105-120, Springer-Verlag, 1991. (proceedings of the 12th International Conference, IPMI'91, Wye, UK, 1991). http://dx.doi.org/10.1007/BFb0033746
R. Leahy and X. Yan, Statistical approaches to medical image reconstruction, invited paper, joint meeting of the Amer. Stat. Ass. and Inst. Math. Stat., Aug 1991.
T. Hebert and R. Leahy, MAP restoration of blurred, photon limited images via an expectation-maximization algorithm, Proc. IEEE Int. Conf. Acoust. Speech Sig. Proc., pp 2953-2956, Toronto, 1991 http://dx.doi.org/10.1109/ICASSP.1991.151022
Z. Wu and R. Leahy, A graph theoretic approach to tissue classification in MR images, presented at the SPIE Symp. Elect. Imag. Sci. & Tech., San Jose, Feb 1991.
X. Yan and R. Leahy, MAP Image Reconstruction Using Intensity And Line Processes For Emission Tomography Data, invited paper, presented at the SPIE Symp. Elect. Imag. Sci. & Tech., San Jose, Feb 1991. http://dx.doi.org/10.1117/12.45380
1990
Z. Wu and R. Leahy, Tissue classification in MR images using hierarchical segmentation, in Conference Record, IEEE Nuclear Science Symposium, pp 1410-1414, Oct 1990. http://dx.doi.org/10.1109/NSSMIC.1990.693573
S. Song and R. Leahy, Determining 3D Velocity Fields From 3D CINE-CT Images, In Conference Record, IEEE Nuclear Science Symposium, pp 1142-1146, Oct 1990.
M. Singh, R. Brechner, K. Oshio, R. Leahy and V. Henderson, SQUID neuromagnetic reconstruction of brain activity, SPIE Int. Sym. Optical Optoelectronic Applied Science and Engineering, San Diego, pp 417-426, July 1990.
J. Mosher, R. Leahy and P. Lewis, Spatial localization of Neural Sources using the Magnetoencephologram, presented at the 5th ASSP Spectral Estimation and Modeling Workshop, Oct 1990. http://dx.doi.org/10.1109/SPECT.1990.205593
J. Mosher, P. Lewis, R. Leahy and M. Singh, Multiple dipole modeling of spatio-temporal MEG data, SPIE Int. Sym. Optical Optoelectronic Applied Science and Engineering, San Diego, pp 364-375, July1990.
Z. Wu and R. Leahy, A new unsupervised hierarchical segmentation algorithm for textured images, Int. Conf. Acoust. Speech Signal Processing, Alberquerque, pp 2325-2328, Apr 1990. http://dx.doi.org/10.1109/ICASSP.1990.116048
R. Lee and R. Leahy, Multispectral classification of MR images using sensor fusion approaches, SPIE Medical Imaging IV, Newport Beach, pp 149-157, Feb 1990. http://dx.doi.org/10.1117/12.18900
1987-1989
R. Leahy, T. Hebert and R. Lee, Applications of Markov random field models in medical imaging, in Information Processing in Medical Imaging, eds. J. lacer and D. Ortendahl, pp 1-14, Wiley-Liss, NY, 1991 (Proc. of 11th Int. Conf, IPMI'89, Berkeley, June, 1989).
T. Hebert and R. Leahy, Bayesian reconstruction algorithm for emission tomography using a locally correlated prior, Proc. SPIE Int. Conf. on Medical Imaging, Newport Beach, pp 458-466, Feb 1989.
R. Leahy and B. Jeffs, Optimal element placement in conformal beamforming arrays, Invited paper presented at 22nd Asilomar Conf. Signals, Systems and Computers, Nov. pp 803-807, 1988.
R. Leahy, B. Jeffs and Z. Wu, A nonlinear simplex algorithm for minimum order solutions, IEEE Inter Conf. Acoust. Speech and Signal Proc., ICASSP-88, pp 745-748, New York, 1988. http://dx.doi.org/10.1109/ICASSP.1988.196691
R. Leahy and T. Hebert, A comparison of least squares and maximum likelihood reconstruction methods for Poisson sources, Proc. Int. Conf. DSP, Florence, pp 584-588, 1987.
L. Bedini, R. Leahy, A. Tonazzini, Image deconvolution by means of projection restoration, Proc. Int. Conf. DSP, Florence, pp 461-465, 1987.
R. Leahy and B. Jeffs, A DSP algorithm for minimum order solutions, Proc. 21st Asilomar Conf. Signals, Syst. Comp., pp 709-713, Nov. 1987.
B. Jeffs, R. Leahy, M. Singh and R. Brechner, Evaluation of algorithms for a SQUID detector neuromagnetic imaging system, Proc. SPIE conf. Medical Imag., Vol. 767, pp 11-16, 1987.
T. Hebert, R. Leahy and M. Singh, Maximum likelihood reconstruction for an electronically collimated single photon emission system, Proc. SPIE conf. Medical Imag., Vol 767, pp 77-83, 1987.
1985-1986
R. Leahy, A. Tonazzini and H. Wang, A dual space optimization technique for maximum entropy signal reconstruction and restoration, 20th Asilomar Conf. on Signal, Systems and Computers, Monterey, CA, Nov., pp 452-456, 1986.
R. Leahy and A. Tonazzini, Maximum entropy signal restoration from short data records, IASTED Conf. on Measurement, Signal Processing and Control, pp 195-199, Italy, 1986.
R. Leahy and C. Goutis, Optimal feasible solutions for signal restoration and reconstruction, in "Mathematics in Signal Processing", eds. Durrani et al, pp 281-300, Oxford Univ. Press, 1985.
C.Goutis, M. Ibrahim and R. Leahy, Optimization for convolution kernels with an application to detection of buried pipes, IEE Conf on Signal Proc., Loughborough, May 1985.
R. Leahy and C. Goutis, Optimal techniques for constraint based signal restoration and image reconstruction, IEEE Inter Conf. Acoust. Speech and Signal Proc.,ICASSP-85, pp 664-667, Tampa, 1985. http://dx.doi.org/10.1109/ICASSP.1985.1168347