ILL-POSED

作品数：61被引量：91H指数：5
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相关领域：理学更多>>
相关作者：刘丹更多>>
相关机构：中国海洋大学更多>>
相关期刊：《Journal of Applied Mathematics and Physics》《模糊系统与数学》《Numerical Mathematics(Theory,Methods and Applications)》《Analysis in Theory and Applications》更多>>
相关基金：国家自然科学基金中国科学院知识创新工程国家重点基础研究发展计划教育部留学回国人员科研启动基金更多>>
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Weighted total variation using split Bregman fast quantitative susceptibility mapping reconstruction method被引量：1
《Chinese Physics B》2018年第8期645-654,共10页Lin Chen Zhi-Wei Zheng Li-Jun Bao Jin-Sheng Fang Tian-He Yang Shu-Hui Cai Cong-Bo Cai 
Project supported by the National Natural Science Foundation of China(Grant Nos.11474236,81671674,and 11775184);the Science and Technology Project of Fujian Province,China(Grant No.2016Y0078)
An ill-posed inverse problem in quantitative susceptibility mapping （QSM） is usually solved using a regularization and optimization solver, which is time consuming considering the three-dimensional volume data. Howe...
关键词：quantitative susceptibility mapping ill-posed inverse problem noise-suppressed data weighting split Bregman iteration 
An iterative virtual projection method to improve the reconstruction performance for ill-posed emission tomographic problems被引量：1
《Chinese Physics B》2015年第10期200-212,共13页柳华蔚 郑树 周怀春 
Project supported by the China National Funds for Distinguished Young Scientists of National Natural Science Foundation of China(Grant No.51025622);the National Natural Science Foundation of China(Grant No.51406095);the 100 Top Talents Program of Tsinghua University,Beijing,China(2011)
In order to improve the reconstruction performance for ill-posed emission tomographic problems with limited projections, a generalized interpolation method is proposed in this paper, in which the virtual lines of proj...
关键词：ill-posed problem emission tomography limited projections Tikhonov regularization 
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