arXiv:2511.16854eess.IVcs.AI2025-11综述被引 12

综述深度学习在磁共振超分辨率中的应用,助力低成本高精度成像。

MRI Super-Resolution with Deep Learning: A Comprehensive Survey

论文配图:MRI Super-Resolution with Deep Learning: A Comprehensive Survey
图 1 · 摘自论文原文
  • 从计算机视觉、逆问题等多角度系统梳理深度学习超分辨方法
  • 构建分类体系并分析主流模型在真实数据集上的表现差异
  • 适合医学影像研究者和临床工程师快速掌握该领域进展

高分辨率(HR)磁共振成像对临床与科研至关重要,但受制于成本与技术限制。超分辨率(SR)通过从低成本低分辨率(LR)扫描生成高分辨率图像,为突破这些瓶颈提供了有前景的计算方案,有望提升诊断准确性和效率而无需额外硬件。本文综述了基于深度学习的MRI超分辨率最新进展,涵盖计算机视觉、计算成像、逆问题与磁共振物理等多个视角,系统分析其理论基础、网络结构、学习策略、基准数据集与评估指标。提出一套系统的分类体系,深入探讨适用于临床与科研场景的成熟及新兴方法,并指出当前开放挑战与未来方向。此外,我们整理了可公开获取的资源、工具与教程,详见我们的GitHub:https://github.com/mkhateri/Awesome-MRI-Super-Resolution。

原文摘要 · Abstract (English)

High-resolution (HR) magnetic resonance imaging (MRI) is crucial for many clinical and research applications. However, achieving it remains costly and constrained by technical trade-offs and experimental limitations. Super-resolution (SR) presents a promising computational approach to overcome these challenges by generating HR images from more affordable low-resolution (LR) scans, potentially improving diagnostic accuracy and efficiency without requiring additional hardware. This survey reviews recent advances in MRI SR techniques, with a focus on deep learning (DL) approaches. It examines DL-based MRI SR methods from the perspectives of computer vision, computational imaging, inverse problems, and MR physics, covering theoretical foundations, architectural designs, learning strategies, benchmark datasets, and performance metrics. We propose a systematic taxonomy to categorize these methods and present an in-depth study of both established and emerging SR techniques applicable to MRI, considering unique challenges in clinical and research contexts. We also highlight open challenges and directions that the community needs to address. Additionally, we provide a collection of essential open-access resources, tools, and tutorials, available on our GitHub: https://github.com/mkhateri/Awesome-MRI-Super-Resolution. IEEE keywords: MRI, Super-Resolution, Deep Learning, Computational Imaging, Inverse Problem, Survey.

MRI超分辨率深度学习综述

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