Hi Ruiwang,
I don't have such code (yet), but you might sniff around Dimitrios
Pantazis stuff:
http://neuroimage.usc.edu/pantazis/ppt/ISBI2004morphometry.ppt
http://neuroimage.usc.edu/pantazis/researchOverview.html
Donna
On 11/06/2007 03:47 AM, R Huang wrote:
> Dear All
>
> Does anyone know how to perform permutation t-test (or randomise t-test) for
> two vectors? or where I can find the matlab code to perform the permutation
> t-test?
>
> The aim is check the asymmetry of the hemispehre. The detail is here. I have
> two vectors describing two ROIs loacated in the different hemispheres (for
> 16 subjects), for example,
>
> L = Signal_Area_LeftHemisphere
> =[16, 12, 14, 12, 16, 12, 14, 16, 18, 12, 18, 18, 20, 18, 14, 10];
>
> R = Signal_Area_RightHemisphere
> =[ 18, 16, 16, 10, 18, 10, 22, 16, 12, 14, 14, 18, 12, 16, 18, 10].
>
> I want to have p-value or t-score distribution from the two datasets (L and
> R) in order to determine whether the two ROIs have significant differnt or not.
>
> Any suggestions or comments please
>
> Many thank in advance
>
> Ruiwang
>
>
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