PHASE-CONTRAST

作品数:21被引量:16H指数:3
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相关领域:医药卫生更多>>
相关作者:包如意更多>>
相关机构:北京大学第一医院大连医科大学更多>>
相关期刊:《Chinese Medical Journal》《外科研究与新技术(中英文)》《Chinese Physics B》《Neural Regeneration Research》更多>>
相关基金:国家自然科学基金天津市自然科学基金教育部留学回国人员科研启动基金上海市自然科学基金更多>>
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Sparse-view phase-contrast and attenuation-based CT reconstruction utilizing model-driven deep learning
《Nuclear Science and Techniques》2025年第4期59-71,共13页Xia-Yu Tao Qi-Si Lin Zhao Wu Yong Guan Yang-Chao Tian Gang Liu 
supported by the National Natural Science Foundation of China(Nos.U2032148,U2032157,11775224);USTC Research Funds of the Double First-Class Initiative(No.YD2310002008);the National Key Research and Development Program of China(No.2017YFA0402904),the Youth Innovation Promotion Association,CAS(No.2020457)。
Grating-based X-ray phase-contrast imaging enhances the contrast of imaged objects,particularly soft tissues.However,the radiation dose in computed tomography(CT)is generally excessive owing to the complex collection ...
关键词:Sparse-view CT Phase-contrast CT Attenuation-based CT Deep learning network Frequency loss function 
Enhanced quantitative X-ray phase-contrast images using Foucault differential filters
《Chinese Optics Letters》2017年第8期44-47,共4页Jaeho Choi Young-Sung Park 
supported by the research fund of Dankook University(No.R000122495)
Several X-ray phase visualization methods are being real- ized for imaging of phase objects, such as biological and polymeric specimens. Grating-based phase-contrast imaging using a source-grating-attached X-ray tube ...
关键词:real Enhanced quantitative X-ray phase-contrast images using Foucault differential filters FDF 
Anisotropic total variation minimization approach in in-line phase-contrast tomography and its application to correction of ring artifacts被引量:1
《Chinese Physics B》2017年第6期93-100,共8页冀东江 渠刚荣 胡春红 刘宝东 简建波 郭晓坤 
supported by the National Natural Science Foundation of China(Grant Nos.61671004,61271012,81371549,81671683,and 11501415);the Natural Science Foundation of Tianjin City,China(Grant No.16JCYBJC28600);the WBE Liver Fibrosis Foundation of China(Grant No.CFHPC20131033);the Instrument Developing Project of the Chinese Academy of Sciences(Grant No.YZ201410);the Foundation of Tianjin University of Technology and Education(Grant Nos.KJ11-22 and J10011060321);SRF for ROCS,SEM;the IHEP-CAS Scientific Research Foundation(Grant No.2013IHEPYJRC801)
In-line phase-contrast computed tomography(IL-PC-CT) imaging is a new physical and biochemical imaging method.IL-PC-CT has advantages compared to absorption CT when imaging soft tissues. In practical applications, r...
关键词:SART anisotropic TV in-line phase-contrast 
Cerebral blood flow volume measurements of the carotid artery and ipsilateral branches using two-dimensional phase-contrast magnetic resonance angiography
《Neural Regeneration Research》2011年第30期2367-2371,共5页Gang Guo Yonggui Yang Weiqun Yang 
the Medical Program of Scientific & Technical Foundation in Xiamen in 2008, No. 3502Z20084028
The optimal velocity encoding of phase-contrast magnetic resonance angiography (PC MRA) in measuring cerebral blood flow volume (BFV) ranges from 60 to 80 cm/s. To verify the accuracy of two-dimensional (2D) PC ...
关键词:two-dimensional phase-contrast magnetic resonance angiography blood flow three-dimensional time-of-flight phase-contrast magnetic resonance angiography internal carotid artery common carotid artery external carotid artery velocity encoding 
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