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An efficient algorithm to compute the X-ray transform 期刊论文
INTERNATIONAL JOURNAL OF COMPUTER MATHEMATICS, 2021, 页码: 19
作者:  Chen, Chong;  Wang, Runqian;  Bajaj, Chandrajit;  Oktem, Ozan
收藏  |  浏览/下载:103/0  |  提交时间:2022/04/02
X-ray transform  intersection length  projection matrix  non-vanishing intersectability  ambiguity and flexibility  tomographic image reconstruction  
Hybrid Regularized Cone-Beam Reconstruction for Axially Symmetric Object Tomography 期刊论文
ACTA MATHEMATICA SCIENTIA, 2021, 页码: 17
作者:  Li, Xinge;  Wei, Suhua;  Xu, Haibo;  Chen, Chong
收藏  |  浏览/下载:108/0  |  提交时间:2022/04/02
high-energy X-ray radiography  cone-beam global reconstruction  inverse problem  total variation  alternating proximal gradient method  
A New Variational Model for Joint Image Reconstruction and Motion Estimation in Spatiotemporal Imaging 期刊论文
SIAM JOURNAL ON IMAGING SCIENCES, 2019, 卷号: 12, 期号: 4, 页码: 1686-1719
作者:  Chen, Chong;  Gris, Barbara;  Oktem, Ozan
收藏  |  浏览/下载:119/0  |  提交时间:2020/09/23
spatiotemporal imaging  image reconstruction  motion estimation  joint variational model  shape theory  large diffeomorphic deformations