Complexities of deep learning-based undersampled MR image reconstruction

Autor: Constant Richard Noordman, Derya Yakar, Joeran Bosma, Frank Frederikus Jacobus Simonis, Henkjan Huisman
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: European Radiology Experimental, Vol 7, Iss 1, Pp 1-10 (2023)
Druh dokumentu: article
ISSN: 2509-9280
DOI: 10.1186/s41747-023-00372-7
Popis: Abstract Artificial intelligence has opened a new path of innovation in magnetic resonance (MR) image reconstruction of undersampled k-space acquisitions. This review offers readers an analysis of the current deep learning-based MR image reconstruction methods. The literature in this field shows exponential growth, both in volume and complexity, as the capabilities of machine learning in solving inverse problems such as image reconstruction are explored. We review the latest developments, aiming to assist researchers and radiologists who are developing new methods or seeking to provide valuable feedback. We shed light on key concepts by exploring the technical intricacies of MR image reconstruction, highlighting the importance of raw datasets and the difficulty of evaluating diagnostic value using standard metrics. Relevance statement Increasingly complex algorithms output reconstructed images that are difficult to assess for robustness and diagnostic quality, necessitating high-quality datasets and collaboration with radiologists. Key points • Deep learning-based image reconstruction algorithms are increasing both in complexity and performance. • The evaluation of reconstructed images may mistake perceived image quality for diagnostic value. • Collaboration with radiologists is crucial for advancing deep learning technology. Graphical Abstract
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