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author:

Ding, W. (Ding, W..) [1] | Li, L. (Li, L..) [2] | Qiu, J. (Qiu, J..) [3] | Wang, S. (Wang, S..) [4] | Huang, L. (Huang, L..) [5] (Scholars:黄立勤) | Chen, Y. (Chen, Y..) [6] | Yang, S. (Yang, S..) [7] | Zhuang, X. (Zhuang, X..) [8]

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Abstract:

Myocardial pathology segmentation (MyoPS) is critical for the risk stratification and treatment planning of myocardial infarction (MI). Multi-sequence cardiac magnetic resonance (MS-CMR) images can provide valuable information. For instance, balanced steady-state free precession cine sequences present clear anatomical boundaries, while late gadolinium enhancement and T2-weighted CMR sequences visualize myocardial scar and edema of MI, respectively. Existing methods usually fuse anatomical and pathological information from different CMR sequences for MyoPS, but assume that these images have been spatially aligned. However, MS-CMR images are usually unaligned due to the respiratory motions in clinical practices, which poses additional challenges for MyoPS. This work presents an automatic MyoPS framework for unaligned MS-CMR images. Specifically, we design a combined computing model for simultaneous image registration and information fusion, which aggregates multi-sequence features into a common space to extract anatomical structures (i.e., myocardium). Consequently, we can highlight the informative regions in the common space via the extracted myocardium to improve MyoPS performance, considering the spatial relationship between myocardial pathologies and myocardium. Experiments on a private MS-CMR dataset and a public dataset from the MYOPS2020 challenge show that our framework could achieve promising performance for fully automatic MyoPS. IEEE

Keyword:

Anatomical structure Feature extraction Image registration Image segmentation Magnetic resonance Multi-sequence cardiac magnetic resonance Myocardial pathology Myocardium Pathology Registration Segmentation

Community:

  • [ 1 ] [Ding W.]College of Physics and Information Engineering, Fuzhou University, Fuzhou, China
  • [ 2 ] [Li L.]Department of Engineering Science, University of Oxford, Oxford, UK
  • [ 3 ] [Qiu J.]School of Data Science, Fudan University, Shanghai, China
  • [ 4 ] [Wang S.]School of Data Science, Fudan University, Shanghai, China
  • [ 5 ] [Huang L.]College of Physics and Information Engineering, Fuzhou University, Fuzhou, China
  • [ 6 ] [Chen Y.]Department of Radiology, Zhongshan Hospital, Fudan University, China
  • [ 7 ] [Yang S.]Department of Radiology, Zhongshan Hospital, Fudan University, China
  • [ 8 ] [Zhuang X.]School of Data Science, Fudan University, Shanghai, China

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Source :

IEEE Transactions on Medical Imaging

ISSN: 0278-0062

Year: 2023

Issue: 12

Volume: 42

Page: 1-1

8 . 9

JCR@2023

8 . 9 0 0

JCR@2023

ESI HC Threshold:25

JCR Journal Grade:1

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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