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From: <HIDDEN>
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Subject: Re: sagittal slice from a txt file
Date: Tue, 10 Feb 2009 13:52:01 +0000 (UTC)
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"Nico zanette" <zannakill@hotmail.com> wrote in message <gms0ii$qb9$1@fred.mathworks.com>...
> "David" <dave@bigcompany.com> wrote in message <gmrqsl$lnt$1@fred.mathworks.com>...
> > "Nico zanette" <zannakill@hotmail.com> wrote in message <gmrnuu$hdo$1@fred.mathworks.com>...
> > > Hello
> > > I'm in trouble, I need to obtain a MR image from a txt file. 
> > > The file contains a single column of data, with each row representing a different voxel in the grid. The data file was generated using the following ordering of grid cells: 
> > > 
> > > for kk=1:s3 
> > >   for jj=1:s2 
> > >     for ii=1:s1 
> > >       fprintf(fid,'%1.1f\n',ARRAY(ii,jj,kk)); 
> > >     end 
> > >   end 
> > > end 
> > > where the dimension of ARRAY is [s1 x s2 x s3] 
> > > 
> > > I need to transform this file into a 3d image. After this i need to take sagittal slices from the 3d image.
> > > 
> > > Somebody can help me?
> > > 
> > > Thanks.
> > 
> > well, i would guess the first step is to reverse the writing process to read the data back into the workspace.  Then its just a simple matter of displaying it however you want.
> 
> In the command window I load the txt file withe the LOAD command, but I don't know how to obtain the 3d image. Using the PLOT command, the mathlab give me only a 3d figure totally blank, only with the x,y,z axys. I'm sure that the txt file is really load by mathlab. 

what are the dimensions of the data when you have loaded it back into the workspace?  and exactly what plot command do you use?