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<br/><br/><br/><font style="font-size:18px;">Dear FreeSurfer experts:</font> <br/><font style="font-size:18px;">I </font>am confused how vertex position is determined. Is the vertex's position on surface is determined? And is the distance between each two vertex the same？<br/><br/>Bests，<br/>dongyue<br/><br/><br/><br/><html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> </head> <body>
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On 1/8/2022 3:25 AM, zhoudongyue@mail.dlut.edu.cn wrote:
Dear FreeSurfer experts: I am confused how vertex position is determined. Is the vertex's position on surface is determined?
Each vertex in fsaverage is mapped back to the surfaces of 40 subjects. The xyz for the vertex is the mean of the mni305 coordinates across all subjects.
And is the distance between each two vertex the same？
No, depends on the subjects in the average
Bests， dongyue
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Douglas N. Greve -
zhoudongyue＠mail.dlut.edu.cn