English(EN) Phase-Aligned Finite-Fourier Periodic Deformation for 4D Medical Image Interpolation

新方法通过傅里叶形变增强4D医学图像插值

作者 PulseAugur 编辑部 · [1 个来源] · 2026-08-26 04:00

研究人员开发了一种新颖的4D医学图像插值方法，该技术对于分析心脏MRI和胸部CT等应用中的动态解剖变化至关重要。这种新方法称为相位对齐有限傅里叶周期形变，利用有限傅里叶基将近周期性运动模式直接嵌入形变空间。它还包含一种相位对齐的时间重参数化，以更好地模拟不均匀的运动进程，将归一化时间映射到基于形变强度的潜在运动相位。在ACDC和4D-Lung数据集上的实验表明，该方法取得了最先进的性能，从稀疏观测中生成了解剖学上合理且连贯的中间体积。 AI

排序理由该集群包含一篇研究论文，详细介绍了一种用于4D医学图像插值的新方法。[lever_c_demoted from research: ic=1 ai=1.0]

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报道来源 [1]

arXiv cs.CV TIER_1 English(EN) · Haojin Li, Hengzhuo Wang, Zhiheng Ma, Mingyang Ou, Heng Li, Jiang Liu · 2026-08-26 04:00

用于四维医学图像插值的相位对齐有限傅里叶周期形变

arXiv:2608.24027v1 Announce Type: new Abstract: 4D medical image interpolation aims to recover missing volumes from sparsely observed time points and is important for dynamic anatomical analysis in applications such as cardiac MRI and thoracic CT, where motion is often repetitive…

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报道来源 [1]

用于四维医学图像插值的相位对齐有限傅里叶周期形变

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