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English(EN) Self-Supervised Spatial And Zero-Shot Angular Super-Resolution by Spatial-Angular Implicit Representation For Rotating-View SNR-Efficient Diffusion MRI

人工智能从单视图重建高分辨率扩散MRI,加速扫描

研究人员开发了一种自监督空间-角度隐式神经表示(SA-INR),用于从更少的旋转视图中重建高分辨率扩散MRI(dMRI)。该方法是一种以结构先验和扩散方向为条件的MLP,通过从每个扩散方向的单视图重建dMRI,实现了显著的加速。该框架不仅实现了空间超分辨率,还通过学习连续的q空间表示实现了零样本角度超分辨率。这种方法提高了下游DTI模型拟合的定量准确性,并绕过了传统采样限制,实现了更快的高分辨率dMRI。 AI

影响 提出了一种加速扩散MRI采集和提高定量准确性的新方法,可能影响医学成像工作流程。

排序理由 这是一篇详细介绍改进扩散MRI重建新方法的学术论文。

在 arXiv cs.CV 阅读 →

AI 生成摘要 · Google Gemini · 来自 2 个来源。 我们如何撰写摘要 →

人工智能从单视图重建高分辨率扩散MRI,加速扫描

报道来源 [2]

  1. arXiv cs.CV TIER_1 English(EN) · Yinzhe Wu, Hongyu Rui, Fanwen Wang, Jiahao Huang, Zi Wang, Guang Yang ·

    Self-Supervised Spatial And Zero-Shot Angular Super-Resolution by Spatial-Angular Implicit Representation For Rotating-View SNR-Efficient Diffusion MRI

    arXiv:2605.02575v1 Announce Type: new Abstract: Rotating-view thick-slice acquisition is highly SNR-efficient for mesoscale diffusion MRI (dMRI) but requires numerous rotating views to satisfy Nyquist sampling, resulting in long scan time. We propose a self-supervised Spatial-Ang…

  2. arXiv cs.CV TIER_1 English(EN) · Guang Yang ·

    Self-Supervised Spatial And Zero-Shot Angular Super-Resolution by Spatial-Angular Implicit Representation For Rotating-View SNR-Efficient Diffusion MRI

    Rotating-view thick-slice acquisition is highly SNR-efficient for mesoscale diffusion MRI (dMRI) but requires numerous rotating views to satisfy Nyquist sampling, resulting in long scan time. We propose a self-supervised Spatial-Angular Implicit Neural Representation (SA-INR) tha…