Respiratory motion correction in dynamic MRI using robust data decomposition registration – Application to DCE-MRI

•A registration technique based on low rank – sparse data decomposition is introduced.•Registration is applied to dynamic contrast enhanced MRI.•Errors in the monitoring of enhancement in dynamic contrast enhanced MRI are reduced. Motion correction in Dynamic Contrast Enhanced (DCE-) MRI is challeng...

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Published inMedical image analysis Vol. 18; no. 2; pp. 301 - 313
Main Authors Hamy, Valentin, Dikaios, Nikolaos, Punwani, Shonit, Melbourne, Andrew, Latifoltojar, Arash, Makanyanga, Jesica, Chouhan, Manil, Helbren, Emma, Menys, Alex, Taylor, Stuart, Atkinson, David
Format Journal Article
LanguageEnglish
Published Netherlands Elsevier B.V 01.02.2014
Elsevier
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ISSN1361-8415
1361-8423
1361-8431
1361-8423
DOI10.1016/j.media.2013.10.016

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Summary:•A registration technique based on low rank – sparse data decomposition is introduced.•Registration is applied to dynamic contrast enhanced MRI.•Errors in the monitoring of enhancement in dynamic contrast enhanced MRI are reduced. Motion correction in Dynamic Contrast Enhanced (DCE-) MRI is challenging because rapid intensity changes can compromise common (intensity based) registration algorithms. In this study we introduce a novel registration technique based on robust principal component analysis (RPCA) to decompose a given time-series into a low rank and a sparse component. This allows robust separation of motion components that can be registered, from intensity variations that are left unchanged. This Robust Data Decomposition Registration (RDDR) is demonstrated on both simulated and a wide range of clinical data. Robustness to different types of motion and breathing choices during acquisition is demonstrated for a variety of imaged organs including liver, small bowel and prostate. The analysis of clinically relevant regions of interest showed both a decrease of error (15–62% reduction following registration) in tissue time–intensity curves and improved areas under the curve (AUC60) at early enhancement.
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ISSN:1361-8415
1361-8423
1361-8431
1361-8423
DOI:10.1016/j.media.2013.10.016