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CSR-dMRI: Continuous Super-Resolution of Diffusion MRI with Anatomical Structure-Assisted Implicit Neural Representation Learning

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成果类型:
会议论文
作者:
Wu, Ruoyou;Cheng, Jian;Li, Cheng;Zou, Juan;Yang, Jing;...
通讯作者:
Wang, SS
作者机构:
[Li, Cheng; Wang, Shanshan; Yang, Jing; Wu, Ruoyou; Fan, Wenxin] Chinese Acad Sci, Paul C Lauterbur Res Ctr Biomed Imaging, Shenzhen Inst Adv Technol, Shenzhen 518055, Peoples R China.
[Liang, Yong; Wu, Ruoyou] Pengcheng Lab, Shenzhen 518055, Peoples R China.
[Wu, Ruoyou; Fan, Wenxin] Univ Chinese Acad Sci, Beijing 100049, Peoples R China.
[Cheng, Jian] Beihang Univ, Sch Comp Sci & Engn, Beijing 100191, Peoples R China.
[Zou, Juan] Changsha Univ Sci & Technol, Sch Phys & Elect Sci, Changsha 410114, Peoples R China.
通讯机构:
[Wang, SS ] C
Chinese Acad Sci, Paul C Lauterbur Res Ctr Biomed Imaging, Shenzhen Inst Adv Technol, Shenzhen 518055, Peoples R China.
语种:
英文
关键词:
Diffusion MRI;Continuous super-resolution;Implicit neural representation
期刊:
Lecture Notes in Computer Science
ISSN:
0302-9743
年:
2025
卷:
15241
页码:
114-123
会议名称:
15th International Workshop on Machine Learning in Medical Imaging
会议论文集名称:
Lecture Notes in Computer Science
会议时间:
OCT 06, 2024
会议地点:
Marrakesh, MOROCCO
会议主办单位:
[Wu, Ruoyou;Li, Cheng;Yang, Jing;Fan, Wenxin;Wang, Shanshan] Chinese Acad Sci, Paul C Lauterbur Res Ctr Biomed Imaging, Shenzhen Inst Adv Technol, Shenzhen 518055, Peoples R China.^[Wu, Ruoyou;Liang, Yong] Pengcheng Lab, Shenzhen 518055, Peoples R China.^[Wu, Ruoyou;Fan, Wenxin] Univ Chinese Acad Sci, Beijing 100049, Peoples R China.^[Cheng, Jian] Beihang Univ, Sch Comp Sci & Engn, Beijing 100191, Peoples R China.^[Zou, Juan] Changsha Univ Sci & Technol, Sch Phys & Elect Sci, Changsha 410114, Peoples R China.
主编:
Xu, X Cui, Z Rekik, I Ouyang, X Sun, K
出版地:
GEWERBESTRASSE 11, CHAM, CH-6330, SWITZERLAND
出版者:
SPRINGER INTERNATIONAL PUBLISHING AG
ISBN:
978-3-031-73283-6; 978-3-031-73284-3
基金类别:
National Natural Science Foundation of China [62222118, U22A2040]; Guangdong Provincial Key Laboratory of Artificial Intelligence in Medical Image Analysis and Application [2022B1212010011]; Shenzhen Science and Technology Program [RCYX20210706092104034, JCYJ20220531100213029]; Youth Innovation Promotion Association CAS
机构署名:
本校为其他机构
院系归属:
物理与电子科学学院
摘要:
Deep learning-based dMRI super-resolution methods can effectively enhance image resolution by leveraging the learning capabilities of neural networks on large datasets. However, these methods tend to learn a fixed scale mapping between low-resolution (LR) and high-resolution (HR) images, overlooking the need for radiologists to scale the images at arbitrary resolutions. Moreover, the pixel-wise loss in the image domain tends to generate over-smoothed results, losing fine textures and edge information. To address these issues, we propose a novel continuous super-resolution method for dMRI, call...

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