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检索条件"主题词=Reconstruction Algorithm"
782 条 记 录,以下是121-130 订阅
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Sparse reconstruction for fluorescence molecular tomography via a fast iterative algorithm
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Journal of Innovative Optical Health Sciences 2014年 第3期7卷 50-58页
作者: Jingjing Yu Jingxing Cheng Yuqing Hou Xiaowei He School of Physics and Information Technology Shaanai Normal University Xian 710062P.R.China School of Information Sciences and Technology Northwest University Xi'an 710069P.R.China
Fluorescence molecular tomography(FMT)is a fast-developing optical imaging modalitythat has great potential in early diagnosis of disease and drugs ***,recon-struction algorithms have to address a highly ill-posed pro... 详细信息
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Quantitative analysis of emphysema in 3D using MDCT: Influence of different reconstruction algorithms
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EUROPEAN JOURNAL OF RADIOLOGY 2008年 第2期65卷 228-234页
作者: Ley-Zaporozhan, Julia Ley, Sebastian Weinheirner, Oliver Iliyushenko, Svitlana Erdugan, Serap Eberhardt, Ralf Fuxa, Adelheid Mews, Juergen Kauczor, Hans-Ulrich Johannes Gutenberg Univ Hosp Dept Radiol D-55131 Mainz Germany German Canc Res Ctr Dept Radiol E 010 D-69120 Heidelberg Germany Univ Heidelberg Dept Pediat Radiol Heidelberg Germany Thoraxklin Dept Pulm Heidelberg Germany
Purpose: The aim of the study was to compare the influence of different reconstruction algorithms on quantitative emphysema analysis in patients with severe emphysema. Material and methods: Twenty-five patients suffer... 详细信息
来源: 评论
FBP-type CT reconstruction algorithms for triple-source circular trajectory with different scanning radii
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JOURNAL OF X-RAY SCIENCE AND TECHNOLOGY 2019年 第4期27卷 665-684页
作者: Chen, Ming Wang, Dan Cai, Ning Xia, Dimeng Zou, Jing Yu, Hengyong Shandong Univ Sci & Technol Coll Math & Syst Sci Qingdao 266590 Shandong Peoples R China Tianjin Univ State Key Lab Precis Measuring Technol & Instrume Tianjin Peoples R China Univ Massachusetts Lowell Dept Elect & Comp Engn Lowell MA 01854 USA
Multi-source computed tomography (CT) imaging has unique technical advantages not only for dynamic objects, but also for large-size objects by designing its imaging scan mode. Using the triple-source fan-beam imaging ... 详细信息
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Experimental evaluation of reconstruction algorithms for scintillation crystal array based on charge projection readout
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NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 2019年 937卷 117-124页
作者: Shi, Rengang Chen, Ying Dang, Xiaojun Zhu, Balin Wang, Zhonghai Yang, Chaowen Wei, Mengfu China Acad Engn Phys Inst Mat Mianyang 621907 Sichuan Peoples R China Sichuan Univ Dept Nucl Engn & Technol Chengdu 610064 Sichuan Peoples R China
Although the technological advances in hardware of gamma camera lead to an obvious increase of detector performance, the final reconstructed image is still strongly restricted by reconstruction algorithms. In this wor... 详细信息
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Advanced reconstruction algorithms for electron tomography: From comparison to combination
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ULTRAMICROSCOPY 2013年 127卷 40-47页
作者: Goris, B. Roelandts, T. Batenburg, K. J. Mezerji, H. Heidari Bals, S. Univ Antwerp EMAT B-2020 Antwerp Belgium Univ Antwerp Vis Lab B-2610 Antwerp Belgium Ctr Wiskunde & Informat NL-1098 XG Amsterdam Netherlands
In this work, the simultaneous iterative reconstruction technique (SIRT), the total variation minimization (TVM) reconstruction technique and the discrete algebraic reconstruction technique (DART) for electron tomogra... 详细信息
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Improvement of fluorescence-enhanced optical tomography with improved optical filtering and accurate model-based reconstruction algorithms
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JOURNAL OF BIOMEDICAL OPTICS 2011年 第12期16卷 126002页
作者: Lu, Yujie Zhu, Banghe Darne, Chinmay Tan, I-Chih Rasmussen, John C. Sevick-Muraca, Eva M. Univ Texas Hlth Sci Ctr Houston Ctr Mol Imaging Inst Mol Med Houston TX 77030 USA
The goal of preclinical fluorescence-enhanced optical tomography (FEOT) is to provide three-dimensional fluorophore distribution for a myriad of drug and disease discovery studies in small animals. Effective measureme... 详细信息
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Quantitatively assessed CT imaging measures of pulmonary interstitial pneumonia: Effects of reconstruction algorithms on histogram parameters
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EUROPEAN JOURNAL OF RADIOLOGY 2010年 第1期74卷 142-146页
作者: Koyama, Hisanobu Ohno, Yoshiharu Yamazaki, Youichi Nogami, Munenobu Kusaka, Akiko Murase, Kenya Sugimura, Kazuro Hyogo Kaibara Hosp Dept Radiol Kaibara Tanba 6693395 Japan Kobe Univ Dept Radiol Grad Sch Med Chuo Ku Kobe Hyogo 6500017 Japan Kobe Univ Hosp Div Radiol Chuo Ku Kobe Hyogo 6500017 Japan Osaka Univ Grad Sch Med Fac Hlth Sci Dept Med Phys & Engn Suita Osaka 5650871 Japan Inst Biomed Res & Innovat Div PET Chuo Ku Kobe Hyogo 6500047 Japan
This study aimed the influences of reconstruction algorithm for quantitative assessments in interstitial pneumonia patients. A total of 25 collagen vascular disease patients (nine male patients and 16 female patients;... 详细信息
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reconstruction of plant microstructure using distance weighted tessellation algorithm optimized by virtual segmentation
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JOURNAL OF STRUCTURAL BIOLOGY 2019年 第2期208卷 115-126页
作者: Liu, Wangyu Zhang, Ling Huang, Jiale Xie, Weigui South China Univ Technol Sch Mech & Automot Engn Wushan Rd Guangzhou 510641 Guangdong Peoples R China Xiamen Univ Dept Mech & Elect Engn Xiamen 361005 Fujian Peoples R China
The accurate reconstruction model of plant microstructure is important for obtaining the mechanical properties of plant tissues. In this paper, a virtual segmentation technique is proposed to optimize Delaunay triangu... 详细信息
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Ray-tracing-based reconstruction algorithms for digital breast tomosynthesis
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JOURNAL OF ELECTRONIC IMAGING 2015年 第2期24卷
作者: Zhou, Weihua Lu, Jianping Zhou, Otto Chen, Ying So Illinois Univ Dept Elect & Comp Engn Carbondale IL 62901 USA Univ N Carolina Dept Phys & Astron Chapel Hill NC 27599 USA Curriculum Appl Sci & Engn Chapel Hill NC 27599 USA Univ N Carolina Sch Med Lineberger Comprehens Canc Ctr Chapel Hill NC 27599 USA
As a breast-imaging technique, digital breast tomosynthesis has great potential to improve the diagnosis of early breast cancer over mammography. Ray-tracing-based reconstruction algorithms, such as ray-tracing back p... 详细信息
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Influence of different time framings, reconstruction algorithms and post-processing methods on the quantification of myocardial blood flow from 13N-NH3 PET images
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CLINICAL PHYSIOLOGY AND FUNCTIONAL IMAGING 2024年 第2期44卷 154-163页
作者: Akil, Shahnaz Szekely, Anna E. Hedeer, Fredrik Olsson, Berit Engblom, Henrik Hindorf, Cecilia Lund Univ Skane Univ Hosp Dept Clin Sci Lund Clin Physiol Lund Sweden Lund Univ Dept Med Radiat Phys Lund Sweden Skane Univ Hosp Dept Clin Physiol S-22185 Lund Sweden
Background: The aim was to investigate to what extent the quantification of myocardial blood flow (MBF) from dynamic N-13-NH3 positron emission tomography (PET) images is affected by time frame schemes, time-of-flight... 详细信息
来源: 评论