Automatic volumetric segmentation of human visual retinotopic cortex

Automatic volumetric segmentation of human visual retinotopic cortex
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DOI:
10.1016/s1053-8119(02)00058-7
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发表时间:
2003-03-01
期刊:
影响因子:
5.7
通讯作者:
Evans, AC
Evans, AC
中科院分区:
医学1区
文献类型:
--
作者:
Dumoulin, SO;Hoge, RD;Evans, AC

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先前的相位编码视网膜定位技术对人类早期视觉皮层区域的识别依赖于精确的皮层表面重建。在这里,一个3D相位编码的视网膜定位映射技术,不需要重建的皮质表面被证明。视野标志识别是完全自动的,并且该方法直接为感兴趣区域分析提供体积,从而促进了皮层映射到更广泛人群的应用。该方法的验证提供了模拟和比较皮质表面为基础的方法。(C)2003 Elsevier Science(美国)。All rights reserved.
Previous identification of early visual cortical areas in humans with phase-encoded retinotopic mapping techniques have relied on an accurate cortical surface reconstruction. Here a 3D phase-encoded retinotopic mapping technique that does not require a reconstruction of the cortical surface is demonstrated. The visual field sign identification is completely automatic and the method directly supplies volumes for a region-of-interest analysis, facilitating the application of cortical mapping to a wider population. A validation of the method is provided by simulations and comparison to cortical surface-based methodology. (C) 2003 Elsevier Science (USA). All rights reserved.