Retrospective 4D MR image construction from free-breathing slice Acquisitions: A novel graph-based approach
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- 作者：Yubing Tonga ; Jayaram K. Udupaa ; jay@mail.med.upenn.edu" class="auth_mail" title="E-mail the corresponding author ; Krzysztof C. Ciesielskia ; b ; Caiyun Wua ; Joseph M. McDonoughc ; David A. Mongc ; Robert M. Campbell Jr.c
- 关键词：Dynamic MRI ; 4D image construction ; Path optimization ; Lung imaging ; Thoracic insufficiency syndrome
- 刊名：Medical Image Analysis
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：35
- 期：Complete
- 页码：345-359
- 全文大小：6040 K
文摘
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Free-breathing MRI slice acquisition of pediatric thoraces with ailments.
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Novel globally optimal graph-based method of 4D construction from 1000s of slices.
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Image-based strategy without the need for breath holding or external surrogates.
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Consistent and temporally and spatially smooth 4D constructed image.
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4D phantom experiment based on 3D printing of a patient thorax for validation.