The voxel it decides is at mm coordinate [0 0 0] is determined by:
M=spm_get_space('image.img')
iM=inv(M)
iM(1:3,:)*[0 0 0 1]'
Best regards,
-John
On Wednesday 30 January 2008 19:54, neeru K wrote:
> Dear Sirs,
> Thank you for the response.
> I have a related query which is that How does the SPM software know where
> is the 0,0,0 at the Ear Bar Zero or Anterior Commisure in a image that is
> provided to it in general.
> And in my case it is the BOLD activations of a monkey brain. So how does
> SPM decide to the AC in this case.
> I am studying the SPM codes as pointed out by you.
>
> Thanking you
> regards
>
> On 1/29/08, Volkmar Glauche <[log in to unmask]> wrote:
> > Dear Niranjan Kambi,
> >
> > the part of SPM code you may want to look at is spm_mip.m and
> > spm_mip_ui.m. The MIP background is stored as a MATLAB variable in
> > MIP.mat.
> > Hope this helps,
> >
> > Volkmar
> >
> > Am Montag, den 28.01.2008, 20:55 +0530 schrieb neeru K:
> > > Dear SPMers,
> > > I am trying to map the somatosensory cortex of monkeys using fMRI and
> > > using SPM5 to analyze the data. I wanted some information on how SPM
> > > puts or maps the BOLD activations onto the glass brain template of
> > > Results sheet in SPM in general (in my case its the BOLD activations
> > > in monkey brain).
> > >
> > > Thanks in advance
> > >
> > >
> > >
> > > --
> > > Niranjan Kambi
> > > SRF, Neeraj Lab,
> > > National Brain Research Centre
> > > Manesar, Gurgaon-122050
> > > Haryana, INDIA
> > > Ph:+919818654846
> >
> > --
> > Volkmar Glauche
> >
> > Freiburg Brain Imaging
> > http://fbi.uniklinik-freiburg.de/
> > Phone +49(0)761 270-5331
> > Fax +49(0)761 270-5416
