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检索条件"主题词=Reconstruction Algorithms"
6419 条 记 录,以下是31-40 订阅
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Comparison of different reconstruction algorithms for image reconstruction in metamaterial aperture based imaging system
Comparison of different reconstruction algorithms for image ...
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European Conference on Antennas and Propagation, EuCAP
作者: Okan Yurduseven Jonah Gollub Hayrettin Odabasi Mohammadreza F. Imani Guy Lipworth Alec Rose Parker Trofetter David R. Smith Department of Electrical and Computer Engineering Duke University Durham North Carolina United States Evolv Technology Waltham Massachusetts United States Metamaterials Commercialization Center Intellectual Ventures Bellevue Washington United States
We investigate the performance of various image reconstruction algorithms for the design of a metamaterial aperture-based imaging system. The metamaterial imaging system consists of a transmitting metamaterial apertur... 详细信息
来源: 评论
DARCS: Memory-Efficient Deep Compressed Sensing reconstruction for Acceleration of 3D Whole-Heart Coronary MR Angiography
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IEEE TRANSACTIONS ON MEDICAL IMAGING 2025年 第5期44卷 2105-2119页
作者: Xue, Zhihao Yang, Fan Gao, Juan Chen, Zhuo Peng, Hao Zou, Chao Jin, Hang Hu, Chenxi Shanghai Jiao Tong Univ Natl Engn Res Ctr Adv Magnet Resonance Technol Dia Sch Biomed Engn Shanghai 200240 Peoples R China Chinese Acad Sci Shenzhen Inst Adv Technol Shenzhen 518055 Guangdong Peoples R China Fudan Univ Zhongshan Hosp Dept Radiol Shanghai 200032 Peoples R China Shanghai Med Imaging Inst Shanghai 200032 Peoples R China
Three-dimensional coronary magnetic resonance angiography (CMRA) requires reconstruction algorithms that can significantly suppress the artifacts encountered in heavily undersampled acquisitions. While unrolling-based... 详细信息
来源: 评论
Joint reconstruction algorithms for one-bit distributed compressed sensing
Joint reconstruction algorithms for one-bit distributed comp...
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International Conference on Telecommunications (ICT)
作者: Yun Tian Wenbo Xu Cong Zhang Yue Wang Hongwen Yang School of Information and Communication Engineering Beijing University of Posts and Telecommunications Beijing China Research Department of Hisilicon Huawei Technologies Co. Ltd. Beijing China
Distributed compressed sensing (DCS), exploiting the correlation among multiple signals, enjoys the advantage of reduced number of measurements. This paper considers a type of joint sparsity model in DCS, where each s... 详细信息
来源: 评论
APG-Net: APG Optimization-Induced Multiscale Attention Network for MRI reconstruction From Undersampled k-Space Measurements
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IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 2025年 74卷
作者: Gan, Hongping Zhao, Zitong Chen, Yunong Shan, Shanshan Shi, Baoshun Liu, Chunyi Northwestern Polytech Univ Sch Software Xian 710072 Peoples R China Wuhan Univ State Key Lab Informat Engn Surveying Mapping & Re Wuhan 430072 Peoples R China Soochow Univ Sch Radiol & Interdisciplinary Sci State Key Lab Radiat Med & Protect Suzhou 215123 Peoples R China Yanshan Univ Sch Informat Sci & Engn Qinhuangdao 066004 Peoples R China
Compressed sensing magnetic resonance imaging (CS-MRI) can quickly reconstruct magnetic resonance (MR) images from undersampled k-space measurements, thereby accelerating MRI reconstruction. However, existing CS-MRI m... 详细信息
来源: 评论
A U-Residual Local Window Transformer for Ultrasound Images Super-Resolution reconstruction
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IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 2025年 74卷
作者: Yan, Yadi Liu, Yingying Qiao, Xiaoyang Wang, Diya Xu, Lei Su, Xiao Wan, Mingxi Xi An Jiao Tong Univ Minist Educ Sch Life Sci & Technol Key Lab Biomed Informat Engn Xian 710049 Peoples R China Xi An Jiao Tong Univ Sch Life Sci & Technol Dept Biomed Engn Xian 710049 Peoples R China Xian Hosp Tradit Chinese Med Xian 710021 Peoples R China
Ultrasound images have inherent disadvantages, such as blurred details and high noise, and super-resolution (SR) reconstruction will improve the image quality and help for more accurate clinical diagnosis. In order to... 详细信息
来源: 评论
Joint Edge Optimization Deep Unfolding Network for Accelerated MRI reconstruction
IEEE TRANSACTIONS ON COMPUTATIONAL IMAGING
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IEEE TRANSACTIONS ON COMPUTATIONAL IMAGING 2025年 11卷 11-23页
作者: Luo, Yu Cai, Yue Ling, Jie Ji, Yingdan Tie, Yanmei Yao, Shun Guangdong Univ Technol Sch Comp Sci Guangzhou 510006 Peoples R China Guangdong Univ Technol Sch Math & Stat Guangzhou 510520 Peoples R China Harvard Med Sch Brigham & Womens Hosp Dept Neurosurg Boston MA 02115 USA Sun Yat Sen Univ Affiliated Hosp 1 Dept Neurosurg Guangzhou 510080 Peoples R China
Magnetic Resonance Imaging (MRI) is a widely used imaging technique, however it has the limitation of long scanning time. Though previous model-based and learning-based MRI reconstruction methods have shown promising ... 详细信息
来源: 评论
Exploring Spatial Feature Regularization in Deep-Learning-Based TomoSAR reconstruction: A Preliminary Study and Performance Analysis
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IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 2025年 63卷
作者: Zeng, Tianjiao Zhan, Xu Ren, Yu Ma, Xiangdong Liu, Liang Shi, Jun Wei, Shunjun Wang, Mou Zhang, Xiaoling Univ Elect Sci & Technol China Sch Aeronaut & Astronaut Chengdu 611731 Peoples R China Univ Elect Sci & Technol China Sch Informat & Commun Engn Chengdu 611731 Peoples R China
Tomographic synthetic aperture radar (TomoSAR) shows great potential for high-quality 3-D mapping, especially in urban areas. As TomoSAR reconstruction methods advance into the deep learning (DL) era, current studies ... 详细信息
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Representation Model for Electromagnetic Maps reconstruction via Sparse Nodes
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IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 2025年 74卷
作者: Liu, Gongxu Liu, Xu-An Huang, Lu Li, Long Gao, Xinbo Xidian Univ Sch Elect Engn Key Lab High Speed Circuit Design & EMC Minist Educ Xian 710071 Peoples R China Xidian Univ Microelect Sch Xian 710071 Peoples R China State Key Lab Satellite Nav Syst & Equipment Techn Shijiazhuang Peoples R China Xidian Univ Sch Elect Engn Xian 710071 Peoples R China Chongqing Univ Posts & Telecommun Chongqing Key Lab Image Cognit Chongqing 400065 Peoples R China
Electromagnetic (EM) maps hold promise for providing strategic support for future localization and navigation. However, reconstruction of EM maps under sparse nodes conditions is a critical challenge, which constrains... 详细信息
来源: 评论
Score-Based Generative Model With Conditional Null-Space Learning for Limited-Angle Tomographic reconstruction in Medical Imaging
IEEE TRANSACTIONS ON COMPUTATIONAL IMAGING
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IEEE TRANSACTIONS ON COMPUTATIONAL IMAGING 2025年 11卷 556-569页
作者: Zhang, Genyuan Wang, Zihao Yu, Haijun Ni, Song Xie, Haixia Liu, Qiegen Liu, Fenglin Wang, Shaoyu Chongqing Univ Key Lab Optoelect Technol & Syst Chongqing 400044 Peoples R China Chongqing Univ Engn Res Ctr Ind Computed Tomog Nondestruct Testin Minist Educ Chongqing 400044 Peoples R China Nanchang Univ Dept Informat Engn Nanchang 330031 Peoples R China
Limited-angle computed tomography (LA-CT) reconstruction represents a typically ill-posed inverse problem, frequently resulting in reconstructions with noticeable edge divergence and missing features. Score-based gene... 详细信息
来源: 评论
reconstruction of Fan Beam X-Ray Fluorescence Computed Tomography Based on Parallel Hole Collimator via Total Variation and Ordered Subsets
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IEEE ACCESS 2025年 13卷 7793-7800页
作者: Jiang, Shanghai Chen, Le Zhong, Jie Ai, Li Yang, Hua Lu, Hong Chongqing Univ Technol Cent Hosp Peoples Hosp Chongqing 7 Dept Radiol Chongqing 400054 Peoples R China Chongqing Tradit Chinese Med Hosp Dept Med Imaging Chongqing 400021 Peoples R China Chongqing Univ Technol Chongqing Key Lab Opt Fiber Sensor & Photoelect De Chongqing 400054 Peoples R China
In this paper, an Ordered Subsets Expectation Maximization (OSEM) reconstruction algorithm based on Total Variation (TV) constraint was applied for sparse reconstruction of X-ray fluorescence CT. First, the Geant4 Mon... 详细信息
来源: 评论