Quantitative comparison of OSEM and penalized likelihood image reconstruction using relative difference penalties for clinical PET S Ahn, SG Ross, E Asma, J Miao, X Jin, L Cheng, SD Wollenweber, ... Physics in Medicine and Biology 60 (15), 20, 2015 | 144 | 2015 |
Improved dose–volume histogram estimates for radiopharmaceutical therapy by optimizing quantitative SPECT reconstruction parameters L Cheng, RF Hobbs, PW Segars, G Sgouros, EC Frey Physics in Medicine and Biology 58 (11), 3631, 2013 | 39 | 2013 |
Joint estimation of activity and attenuation for PET using pragmatic MR-based prior: application to clinical TOF PET/MR whole-body data for FDG and non-FDG tracers S Ahn, L Cheng, DD Shanbhag, H Qian, SS Kaushik, FP Jansen, ... Physics in Medicine & Biology 63 (4), 045006, 2018 | 37 | 2018 |
Accelerated Iterative Image Reconstruction Using a Deep Learning Based Leapfrogging Strategy L Cheng, S Ahn, SG Ross, H Qian, B DeMan International Conference on Fully Three-Dimensional Image Reconstruction in …, 2017 | 37 | 2017 |
Ultra-low dose CT attenuation correction for PET/CT: analysis of sparse view data acquisition and reconstruction algorithms X Rui, L Cheng, Y Long, L Fu, AM Alessio, E Asma, PE Kinahan, ... Physics in Medicine & Biology 60 (19), 7437, 2015 | 26 | 2015 |
Deep learning based acceleration for iterative tomographic reconstruction L Cheng, BKB De Man, S Thiruvenkadam, S Ahn, L Fu, H Lai US Patent App. 15/400,763, 2018 | 24 | 2018 |
2014 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) IEEE Nuclear Science Symposium, Medical Imaging Conference IEEE, 2014 | 23 | 2014 |
Regularized image reconstruction algorithms for dual-isotope myocardial perfusion SPECT (MPS) imaging using a cross-tracer prior X He, L Cheng, JA Fessler, EC Frey IEEE transactions on medical imaging 30 (6), 1169-1183, 2010 | 23 | 2010 |
Patient specific computerized phantoms to estimate dose in pediatric CT WP Segars, G Sturgeon, X Li, L Cheng, C Ceritoglu, JT Ratnanather, ... Proceedings of the Medical Imaging: Physics of Medical Imaging 7258, 72580H, 2009 | 20 | 2009 |
A generalized level set formulation of the Mumford-Shah functional for brain MR image segmentation L Cheng, J Yang, X Fan, Y Zhu Information Processing in Medical Imaging, 418-430, 2005 | 16 | 2005 |
A novel segmentation method for MR brain images based on fuzzy connectedness and FCM X Fan, J Yang, L Cheng Fuzzy Systems and Knowledge Discovery, 477-477, 2005 | 15 | 2005 |
Systems and methods for reconstruction of emission activity image S Ahn, L Cheng, F Wiesinger, D Bequé, SS Kaushik, DD Shanbhag US Patent 9,706,972, 2017 | 11 | 2017 |
A novel unsupervised segmentation method for MR brain images based on fuzzy methods X Fan, J Yang, Y Zheng, L Cheng, Y Zhu Computer Vision for Biomedical Image Applications, 160-169, 2005 | 10 | 2005 |
Analysis of the effects of Errors in Attenuation Maps on PET Quantitation in TOF PET S Ahn, L Cheng, RM Manjeshwar IEEE Nuclear Science Symposium & Medical Imaging Conference 2014, 2014 | 9 | 2014 |
Joint reconstruction of activity and attenuation using MR-based priors: application to clinical TOF PET/MR S Ahn, L Cheng, D Shanbhag, F Wiesinger, R Manjeshwar 2015 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC …, 2015 | 8 | 2015 |
Sensitivity of FFR-CT to manual segmentation P Venugopal, L Xia, L Cheng, R Bhagalia, PM Edic SPIE Medical Imaging 10578, 2018 | 6 | 2018 |
A new region-based active contour for object extraction using level set method L Cheng, J Yang, X Fan Pattern Recognition and Image Analysis IbPRIA 2005, 219-228, 2005 | 6 | 2005 |
Joint reconstruction of activity and attenuation in emission tomography using magnetic-resonance-based priors S Ahn, RM Manjeshwar, F Wiesinger, L Cheng US Patent App. 14/847,643, 2016 | 5 | 2016 |
Analysis of Ultra-Low Dose CT Acquisition Protocol and Reconstruction Algorithm Combinations for PET Attenuation Correction Y Long, L Cheng, X Rui, B DeMan, A Alessio, E Asma, P Kinahan The 12th International Meeting on Fully Three-Dimensional Image …, 2013 | 5 | 2013 |
A Generalized Level Set Formulation of the Mumford-Shah Functional with Shape Prior for Medical Image Segmentation L Cheng, X Fan, J Yang, Y Zhu Computer Vision for Biomedical Image Applications, 61-71, 2005 | 5 | 2005 |