Hi, Bruce,

Thanks, I tried -no1d, it does not work.
I think now my question is once the original volume is conformed to 256x256x256, and we ran the recon-all command
to get the surface data. Is there a way I can use mri_convert the volume back to the original size?

Thanks a lot!
Guang

> Date: Sat, 8 Aug 2009 13:24:11 -0400
> From: fischl@nmr.mgh.harvard.edu
> To: freesurfer_zg@hotmail.com
> CC: freesurfer@nmr.mgh.harvard.edu
> Subject: Re: [Freesurfer] mri_normalize problem
>
> Hi Guang,
>
> try using it with -no1d. This will skip the stuff that is trying to fit the
> bias field with a spline. Not sure if it will work in general though, we
> almost never use it without conforming.
>
> cheers,
> Bruce
>
>
> On Sat, 8 Aug 2009, Guang Zeng wrote:
>
> >
> > Hi, there,
> >
> > I have a question about the mri_normalize command, I do not want to use conform, so
> > my command line is mri_normalize -g 1 -noconform nu.mgz T1.mgz
> >
> > I got an error message as:
> >
> > using max gradient = 1.000
> > performing kinder gentler normalization...
> > not interpolating and embedding volume to be 256^3...
> > reading from nu.mgz...
> > normalizing image...
> > talairach transform
> > -1.241 0.006 0.133 1.851;
> > 0.087 0.889 0.292 1.071;
> > 0.125 -0.275 0.973 -6.721;
> > 0.000 0.000 0.000 1.000;
> > INFO: Modifying talairach volume c_(r,a,s) based on average_305
> > MRIsplineNormalize(): npeaks = 3
> > Starting OpenSpline(): npoints = 3
> > MRInormGentlyFindControlPoints: unsupported src format 3
> > MRI3dGentleNormalize failure! mri_ctrl=NULL
> >
> > Does this mean that I must load a control data?
> > Is there a way that I can use the mri_normalzie command without conform and control data?
> >
> > Thanks a lot!
> >
> > Guang
> >
> >
> > _________________________________________________________________
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