Hi,
Yes, this is correct.
Note that avscale with the --allparams option will
give you not only the matrices, but the angles too.
All the best,
Mark
On 18 Jun 2009, at 20:58, Kenji wrote:
> Dear FSL experts
>
> I want to know the amount of subject motion, especially the rotation
> angle(x-
> , y- and z-axis) respectively.
> Using avscale, the translation and rotation matrix are calculated.
> But, I do not know each format except translation (mat= Rx*Ry*Rz*T)).
> Is the format below correct?
>
> Rx
> 1 0 0 0
> 0 cosx sinx 0
> 0 -sinx cosx 0
> 0 0 0 1
>
> Ry
> cosy 0 -siny 0
> 0 1 0 1
> siny 0 cosy 0
> 0 0 0 1
>
> Rz
> cosz sinz 0 0
> -sinz cosz 0 0
> 0 0 1 0
> 0 0 0 1
>
> Thanks
> Kenji.
>
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