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检索条件"主题词=BPF algorithm"
6 条 记 录,以下是1-10 订阅
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Image reconstruction method based on backprojection filtration algorithm in C-arm computed tomography
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SCIENTIFIC REPORTS 2025年 第1期15卷 1-11页
作者: Wang, Xianchao Wu, Qilin Xu, Pan Lu, Zheng Chaohu Univ Sch Comp & Artifcial Intelligence Hefei 238024 Peoples R China
C-arm CT is movable and plays an important role in clinical surgical treatment. This paper proposes a new image reconstruction method for C-arm computed tomography (CT) using the advantages of backprojection filtratio... 详细信息
来源: 评论
FAST CONE-BEAM CT IMAGE RECONSTRUCTION BASED ON bpf algorithm: APPLICATION TO ORTHO-CT
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INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS 2014年 第4期11卷 1350067页
作者: Zou, Jing Chen, Hao Zhang, Qiyang Yankang Xia, Dan Tianjin Univ State Key Lab Precis Measurement Technol & Instru Tianjin 300072 Peoples R China Northeastern Univ Sino Dutch Biomed & Informat Engn Sch Shenyang 110004 Peoples R China Chinese Acad Sci Shenzhen Inst Adv Technol Inst Biomed & Hlth Engn Paul Lauterbur Ctr Biomed Imaging Res Shenzhen 518055 Peoples R China
Multi-GPUs accelerated bpf algorithm is developed for improving computational efficiency. Three major acceleration techniques are introduced: (1) dividing reconstructed volume into subsets vertically which reduces the... 详细信息
来源: 评论
Investigation of bpf algorithm in cone-beam CT with 2D general trajectories
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JOURNAL OF X-RAY SCIENCE AND TECHNOLOGY 2012年 第3期20卷 351-362页
作者: Zou, Jing Gui, Jianbao Rong, Junyan Hu, Zhanli Zhang, Qiyang Xia, Dan Chinese Acad Sci Key Lab Hlth Informat Shenzhen 518055 Guangdong Peoples R China Chinese Acad Sci Shenzhen Inst Adv Technol Inst Biomed & Hlth Engn Lauterbur Ctr Biomed Imaging Res Shenzhen 518055 Guangdong Peoples R China Tianjin Univ Tianjin 300072 Peoples R China
A mathematical derivation was conducted to illustrate that exact 3D image reconstruction could be achieved for z-homogeneous phantoms from data acquired with 2D general trajectories using the back projection filtratio... 详细信息
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Cone-beam reconstruction of flat specimens in a super-short scan
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INSIGHT 2015年 第10期57卷 571-575页
作者: Wang, Xianchao Tang, Ziyue Zhu, Zhenbo Jiang, Chengshun Air Force Early Warning Acad Wuhan 430019 Peoples R China Zhongnan Univ Econ & Law Wuhan Coll Wuhan 430039 Peoples R China
In many applications of circular cone-beam computed tomography (CT), it is common that the reconstructed specimens are plate-like. In this paper, a novel method is presented to reconstruct plate-like specimens in a su... 详细信息
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Fast Low-Dose Reconstruction From Truncated Data in Dental CT
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IEEE TRANSACTIONS ON NUCLEAR SCIENCE 2013年 第1期60卷 174-181页
作者: Wang, Xianchao Hu, Guoen Yan, Bin Han, Yu Li, Lei Bao, Shanglian Natl Digital Switching Syst Engn & Technol Res Ct Zhengzhou 450002 Peoples R China Peking Univ Beijing City Key Lab Med Phys & Engn Beijing 100871 Peoples R China
To reduce the radiation dose in dental computed tomography (CT), backprojection-filtration (bpf) algorithm is the preferred choice as it can reconstruct images from truncated data within limited scanning angle, thereb... 详细信息
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3D image reconstruction algorithm for truncated projection data in a half-covered scanning configuration
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INSIGHT 2013年 第5期55卷 243-248页
作者: Wang, Xianchao Liu, Hongkui Yan, Bin Li, Lei Hu, Guoen Natl Digital Switching Syst Engn & Technol Res Ct Zhengzhou 450002 Peoples R China Dalian Univ Technol Fac Infrastruct Engn Dalian 116000 Peoples R China
In various applications of circular cone-beam computed tomography (CT), it is common that the reconstructed object is big and cannot be covered by the field of view (FOV) due to the restriction of the width of the X-r... 详细信息
来源: 评论