如何计算每个cluster里的ReHo平均值

老师们,你们好!
非常感谢你们对我以前问题的回答!现在我又遇到了问题,特来求教。问题如下:
问题一:我想先确认一下几个问题:
1,我们用restsliceviewer 看图像时,把十字架点位到一个点后,这一点的ReHo值是不是montage左边的值?如value:Underlay/overlay=43/14.325 这一点的ReHo值是不是14.325?
2,我们用rest做单样本T检验时,用的smReHo数据,这个是每个image没减去1的,把Base设为1,是不是等同用每个smReHo的image都减去1数据,把Base设为0?(我看过视频了,就是想来确认一下,谢谢)

problems with alphasim

Hi, I am trying to run alphasim and keep getting the following error message: I've tried various masks. The error below was after I applyed the brain mask dparsfa created. Any help is much appreciated.

REST Version: 1.5, Release: 20101101
??? Undefined function or method 'normrnd' for input arguments of type 'double'.

Error in ==> rest_AlphaSim at 61
fim=normrnd(0,1,nx,ny,nz);