Journal Papers

Z. Liang and H. Hart (1987), Bayesian Image Processing of Data from Constrained Source Distributions I: Non-valued, uncorrelated and correlated constraints, Bulletin of Mathematical Biology, vol.49, no.1, 51-74.

H. Hart and Z. Liang (1987), Bayesian Image Processing of Data from Constrained Source Distributions II: Valued, uncorrelated and correlated constraints. Bulletin of Mathematical Biology, vol.49, no.1, 75-91.

Z. Liang and H. Hart (1987), Bayesian Image Processing of Data from Constrained Source Distributions: Fuzzy pattern constraints, Physics in Medicine and Biology, vol.32, no.11, 1481-1494. PDF

H. Hart and Z. Liang (1987), Bayesian Image Processing in Two Dimensions, IEEE Transactions on Medical Imaging, vol.6, no.3, 201-208.

Z. Liang and H. Hart (1988), Source Continuity and Boundary Discontinuity Considerations in Bayesian Image Processing, Medical Physics, vol.15, no.5, 754-756. PDF

Z. Liang and H. Hart (1988), Bayesian Reconstruction in Emission Computerized Tomography, IEEE Transactions on Nuclear Science, vol.35, no.1, 788-792. PDF

Z. Liang, R. Jaszczak, and H. Hart (1988), Study and Performance Evaluation of Statistical Methods in Image Processing, Computers in Biology and Medicine, vol.18, no.6, 395-408.

Z. Liang (1988), Statistical Models of A Priori Information for Image Processing: Neighboring correlation constraints, Journal of Optical Society of America, vol.5, no.12, 2026-2031.

Z. Liang, R. Jaszczak, and K. Greer (1989), On Bayesian Image Reconstruction from Projections: Uniform and non-uniform a priori source information, IEEE Transactions on Medical Imaging, vol.8, no.3, 227-235. PDF

Z. Liang, R. Jaszczak, C. Floyd, and K. Greer (1989), A Spatial Interaction Model for Statistical Image Processing, Information Processing in Medical Imaging, vol.11, 29-43.

Z. Liang, R. Jaszczak, C. Floyd, K. Greer, and E. Coleman (1989), Bayesian Reconstruction for SPECT: Validation with Monte Carlo simulation, experimental phantom and real data, International Journal of Imaging Systems & Technology, vol.1, no.1, 149-168.

Z. Liang and R. Jaszczak (1990), Comparisons of Multiple Photon Coincidence Imaging Techniques, IEEE Transactions on Nuclear Science, vol.37, no.3, 1282-1292. PDF

Z. Liang, R. Jaszczak, E. Coleman, and V. Johnson (1991), Simultaneous Reconstruction, Segmentation, and Edge Enhancement of Relatively Piecewise Continuous Images with Intensity-level Information, Medical Physics, vol.18, no.3, 394-401. PDF

Z. Liang, R. Jaszczak, and E. Coleman (1991), On Reconstruction and Segmentation of Piecewise Continuous Images, Information Processing in Medical Imaging, vol.12, 94-104.

Z. Liang (1991), Implementation of Linear Filters for Iterative Penalized Maximum Likelihood SPECT Reconstruction, IEEE Transactions on Nuclear Science, vol.38, no.2, 606-611. PDF

Z. Liang, T. Turkington, D. Gilland, R. Jaszczak, and E. Coleman (1992), Simultaneous Compensation for Attenuation, Scatter, and Detector Response for SPECT Reconstruction in Three Dimensions, Physics in Medicine and Biology, vol.36, no.3, 587-603. PDF

Z. Liang, R. Jaszczak, and E. Coleman (1992), Parameter Estimation of Finite Mixtures Using the EM Algorithm and Information Criteria with Application to Medical Image Processing, IEEE Transactions on Nuclear Science, vol.39, no.4, 1126-1133. PDF

Z. Liang (1993), Compensation of Attenuation, Scatter, and Detector Response with an Iterative FBP Method for SPECT Reconstruction, Medical Physics, vol.20, no.4, 1097-1106. PDF

Z. Liang (1993), Statistical Approaches toward Automatic Tissue Classification and Segmentation of MR Images, IEEE Engineering in Medicine and Biology, vol.12, no.1, 81-85.

D. Gilland, R. Jaszczak, E. Bowsher, T. Turkington, Z. Liang, K. Greer, and E. Coleman (1993), Quantitative SPECT Brain Imaging: Effects of attenuation and detector response, IEEE Transactions on Nuclear Science, vol.40, no.3, 295-299. PDF

J. Ye, Z. Liang, and D. Harrington (1994), Quantitative Reconstruction for Myocardial Perfusion SPECT: An efficient approach by depth-dependent deconvolution and matrix rotation, Physics in Medicine and Biology, vol.39, no.7, 1281-1293. PDF

Z. Liang (1994), Detector Response Restoration in Image Reconstruction of High Resolution Positron Emission Tomography, IEEE Transactions on Medical Imaging, vol.13, no.2, 314-321. PDF

Z. Liang, J. Ye, and D. Harrington (1994), An Analytical Approach to Quantitative Reconstruction of Non-uniform Attenuated Brain SPECT, Physics in Medicine and Biology, vol.39, no.11, 2023-2041. PDF

Z. Liang, J. MacFall, and D. Harrington (1994), Parameter Estimation and Tissue Segmentation from Multi-spectral MR Images, IEEE Transactions on Medical Imaging, vol.13, no.3, 441-449. PDF

Z. Liang, J. Ye, J. Cheng, and D. Harrington (1996), The Inversion of Exponential Radon Transform for Quantitative Brain SPECT, Physics in Medicine and Biology, vol.41, no.6, 1227-1232. PDF

Z. Liang, J. Ye, J. Cheng, and D. Harrington (1996), Quantitative Brain SPECT in Three Dimensions: An analytical approach to non-uniform attenuation without transmission scans, in Computational Imaging and Vision book series, by Kluwer Academic Publishers, pp.117-132.

M. Wagshul, T. Button, H. Li, Z. Liang, K. Zhong, and A. Wishnia (1996), In Vivo MR Imaging and Spectroscopy Using Hyperpolarized Xe-129, Magnetic Resonance in Medicine, vol.36, no.1, 183-191.

J. You, S. Bao, and Z. Liang (1997), Benefits of Angular Expression to Reconstruction Algorithms for Collimators with Spatially Varying Focal Length, IEEE Transactions on Medical Imaging, vol.16, no.5, 527-531. PDF

S. You, L. Hong, M. Wan, K. Junyaprasert, A. Kaufman, S. Muraki, Y. Zhou, M. Wax, and Z. Liang (1997), Interactive Volume Rendering for Virtual Colonoscopy, IEEE Computer Graphics and Applications, pp.433-437.

L. Hong, Z. Liang, A. Viswambharan, A. Kaufman, and M. Wax (1997), Reconstruction and Visualization of 3D Models of the Colonic Surface, IEEE Transactions on Nuclear Sciences, vol.44, no.3, 1297-1302. PDF

F. Dilmanian, X. Wu,..., Z. Liang, and et al. (1997), Single- and Dual-energy CT with Monochromatic Synchrotron X-Rays, Physics in Medicine and Biology, vol.42, no.1, 371-387. PDF

Z. Liang, J. Cheng, and J. Ye (1997), Validation of the Central-Ray Approximation for Attenuated Depth-dependent Convolution in Quantitative SPECT Reconstruction, Physics in Medicine and Biology, vol.42, no.1, 433-439. PDF

Z. Liang, J. Ye, J. Cheng, and D. Harrington (1998), Quantitative Cardiac SPECT in Three Dimensions: Validation by experimental phantom studies, Physics in Medicine and Biology, vol.43, no.4, 905-920. PDF

J. You, Z. Liang, and S. Bao (1998), A Harmonic Decomposition Reconstruction Algorithm for Spatially Varying Focal-length Fan-beam Collimators, IEEE Transactions on Medical Imaging, vol.17, no.6, 955-1002. PDF

J. You, Z. Liang, and G. Zeng (1999), A Unified Reconstruction Framework for Both Parallel-beam and Variable Focal-length Fan-beam Collimators by a Cormack-Type Inversion of Exponential Radon Transform, IEEE Transactions on Medical Imaging, vol.18, no.1, 59-65. PDF

R. Chiou, A. Kaufman, Z. Liang, L. Hong, and M. Achniotou (1999), Interactive Fly-path Planning Using Potential Fields and Cell Decomposition for Virtual Endoscopy, IEEE Transactions on Nuclear Sciences, vol.46, no.4, 1045-1049. PDF

J. Li, Z. Liang, J. Ye, and G. Han (1999), Implementation and Preliminary Investigation of Analytical Methods for Correction of Distance-dependent Resolution Variation and Uniform Attenuation in 3D Brain SPECT, IEEE Transactions on Nuclear Science, vol.46, no.6, 2162-2171. PDF

D. Chen, Z. Liang, M. Wax, L. Li, B. Li, and A. Kaufman (2000), A Novel Approach to Extract Colon Lumen from CT Images for Virtual Colonoscopy, IEEE Transactions on Medical Imaging, vol.19, no.12, 1220-1226. PDF

Z. Liang, S. Bao, J. You, W. Wang, and G. Han (2000), Progress on the Development of High Spatial Resolution Imaging Techniques in Nuclear Medicine, Chinese Journal of Medical Physics, vol.17, no.2, 75-81. PDF

Z. Liang (2001), Virtual Colonoscopy: An alternative approach to examination of the entire colon, INNERVISION, vol.16, no.10, 40-44. PDF

D. Chen, B. Li, P. Roche, W. Huang, and Z. Liang (2001), Feasibility Studies of Virtual Laryngoscopy by CT and MRI: From data acquisition, image segmentation, to interactive visualization, IEEE Transactions on Nuclear Science, vol.48, no.1, 51-57. PDF

E. Smouha, D. Chen, B. Li, and Z. Liang (2001), Computer-aided Virtual Surgery for Congenital Aural Atresia, Otology and Neurotology, vol.22, 178-182. PDF

M. Sato, S. Lakare, M. Wan, A. Kaufman, M. Wax, and Z. Liang (2001), An Automatic Colon Segmentation for 3D Virtual Colonoscopy, IEICE Transactions on Information and Systems, vol. E84-D, no. 1, 201-208.

T. He, L. Hong, D. Chen and Z. Liang (2001), Reliable Path for Virtual Endoscopy: Ensuring complete examination of human organs, IEEE Transactions on Visualization and Computer Graphics, vol. 7, no.4, 333-342. PDF

D. Chen, Z. Liang, M. Wax, L. Li, K. Kreeger, B. Li and A. Kaufman (2001), Extracting Colon Lumen from CT Images for Virtual Colonoscopy: Method and validation, Medical Imaging International, vol.11, no.4, 6-8.

M. Wan, Z. Liang, Q. Ke, L. Hong, I. Bitter, and A. Kaufman (2002), Automatic Centerline Extraction for Virtual Colonoscopy, IEEE Transactions on Medical Imaging, vol.21, no.12, 1450-1460. PDF

C. Christodoulou, L. Krupp, Z. Liang, W. Huang, P. Melville, C. Roque, W. Scherl, T. Morgan, W. MacAllister, L. Li, A. Tudorica, X. Li, P. Roche, and R. Peyster (2003), Neuroimaging Markers of Cerebral Injury and Neuropsychological Performance in Cognitively Impaired Multiple Sclerosis Patients, Neurology, vol.60, no.1, 1793-1798. PDF

T. Li, J. Wen, and Z. Liang (2003), Analytical Compensation for Spatially Variant Detector Response in SPECT with Varying Focal-length Fan-beam Collimators, IEEE Transactions on Nuclear Science, vol.50, no.3, 398-404. PDF

J. Wen, T. Li, and Z. Liang (2003), An Analytical Inversion of Non-uniformly Attenuated Radon Transform for SPECT Reconstruction with Variable Focal-length Fan-beam Collimators, IEEE Transactions on Nuclear Science, vol.50, no.5, 1541-1549. PDF

L. Li, H. Lu, X. Li, W. Huang, A. Tudorica, C. Christodoulou, L. Krupp, and Z. Liang (2003), MRI Volumetric Analysis of Multiple Sclerosis: Methodology and Validation, IEEE Transactions on Nuclear Science, vol.50, no.5, 1686-1692. PDF

J. Wen, Z. Wang, B. Li, T. Li, and Z. Liang (2004), Speed Up of an Analytical Algorithm for Non-uniform Attenuation Correction Using PC Video/Graphics Card Architecture, IEEE Transactions on Nuclear Science, vol.51, no.3, 726-732. PDF

R. Schulte, V. Bashkirov, T. Li, Z. Liang, and et al. (2004), Conceptual Design of a Proton CT System for Applications in Proton Radiation Therapy, IEEE Transactions on Nuclear Science, vol.51, no.3, 866-872. PDF

T. Li, X. Li, J. Wang, J. Wen, H. Lu, J. Hsieh, and Z. Liang (2004), Nonlinear Sinogram Smoothing for Low-dose X-ray CT, IEEE Transactions on Nuclear Science, vol.51, no.4, 2505-2513. PDF

T. Li, J. Wen, G. Han, H. Lu, and Z. Liang (2005), Evaluation of an Efficient Compensation Method for Quantitative Fan-beam Brain SPECT Reconstruction, IEEE Transactions on Medical Imaging, vol.24, no.2, 170-179. PDF

T. Li, J. You, J. Wen, and Z. Liang (2005), An Efficient Reconstruction Method for Non-uniform Attenuation Compensation in Non-parallel Beam Geometries Based on Novikovs Explicit Inversion Formula, IEEE Transactions on Medical Imaging, vol.24, no.10, 1357-1368. PDF

J. You, L. Zeng, and Z. Liang (2005), FBP Algorithms for Attenuated Fan-beam Projections, Inverse Problems, vol.21, no.5, 1179-1192. PDF

X. Li, L. Li, H. Lu, and Z. Liang (2005), A Partial Volume Segmentation of Brain Magnetic Resonance Images Based on Maximum a Posteriori Probability, Medical Physics, vol.32, no.7, 2337-2345. PDF

J. Wang, H. Lu, T. Li, and Z. Liang (2005), An Alternative Solution to the Non-uniform Noise Propagation Problem in Fan-beam FBP Image Reconstruction, Medical Physics, vol.32, no.11, 3389-3394. PDF

Z. Wang, G. Han, T. Li, and Z. Liang (2005), Speedup OS-EM Image Reconstruction by PC Graphics Card Technologies for Quantitative SPECT with Varying Focal-length Fan-beam Collimation, IEEE Transactions on Nuclear Science, vol.52, no.5, 1274-1280. PDF

Z. Wang, Z. Liang, L. Li, X. Li, B. Li, J. Anderson, and D. Harrington (2005), Reduction of False Positives by Internal Features for Polyp Detection in CT-based Virtual Colonoscopy, Medical Physics, vol.32, no.12, 3602-3616. PDF

H. Lu, Z. Liang, J. Wen, G. Li, X. Liu, and S. Wang (2005), Analytical Reconstruction of Quantitative SPECT with Parallel Geometry, Chinese Journal of Biomedical Engineering, vol.24, no.5, 524-530. PDF

T. Li and Z. Liang (2006), Toward a Dedicated System for Quantitative SPECT Mammotomography, Physica Medica, vol.XXI, Supplement 1, 115-118.

T. Li, Z. Liang, J. Singanallur, T. Satogata, D. Williams, and R. Schulte (2006), Reconstruction for Proton Computed Tomography by Tracing Proton Trajectories A Monte Carlo study, Medical Physics, vol.33, no.3, 699-706. PDF

J. Wen and Z. Liang (2006), An Inversion Formula for the Exponential Radon Transform in Spatial Domain with Variable Focal-length Fan-beam Collimation Geometry, Medical Physics, vol.33, no.3, 792-798. PDF

J. Wang, T. Li, H. Lu, and Z. Liang (2006), Penalized Weighted Least-Squares Approach to Sinogram Noise Reduction and Image Reconstruction for Low-Dose X-Ray Computed Tomography, IEEE Transactions on Medical Imaging, vol.25, no.10, 1272-1283. PDF

J. Wang, T. Li, H. Lu, and Z. Liang (2006), Noise Reduction for Low-Dose Single-Slice Helical CT Sinograms, IEEE Transactions on Nuclear Science, vol.53, no.3, 1230-1237. PDF

Z. Wang, Z. Liang, X. Li, L. Li, B. Li, D. Eremina, and H. Lu (2006), An Improved Electronic Colon Cleansing Method for Detection of Colonic Polyps by Virtual Colonoscopy, IEEE Transactions on Biomedical Engineering, vol.53, no.8, 1635-1646. PDF

Y. Fan, H. Lu, C. Hao, and Z. Liang (2007), Fast Analytical Reconstruction of Gated Cardiac SPECT with Non-Uniform Attenuation Compensation, International Journal of Image and Graphics, vol.7, no.1, 87-104. PDF

Y. Fan, H. Lu, C. Hao, and Z. Liang (2007), Analytical Reconstruction of 4D Dynamic Cardiac SPECT with Noise-Reduction and Non-Uniform Attenuation Compensation, Nuclear Instruments and Methods in Physics Research A, vol.571, 195-198. PDF