Oh duh. Okay, thanks! Joe
On May 30, 2013, at 5:38 PM, Douglas N Greve <gr...@nmr.mgh.harvard.edu> wrote: > That is a surface file. Each of the 163842 values corresponds to a vertex in > the surface. If you want xyz, you need to load in the surface. You can also > analyze the data in the native space if that would make it easier (but you > can't surface smooth). > doug > > > On 05/30/2013 05:08 PM, Joseph Dien wrote: >> I tried using MRIread to look at the contents of the analysis files (using >> Fressurfer 5.2.0 under OS X 10.8.3 and Matlab 2013a): >> >> mri = MRIread('ces.nii.gz',0); >> >> but I'm getting one-dimensional vectors: >> >> >> mri >> >> mri = >> >> srcbext: '' >> analyzehdr: [] >> bhdr: [] >> vol: [1x163842 double] >> niftihdr: [1x1 struct] >> fspec: 'ces.nii.gz' >> pwd: '/Volumes/Data/CP1/fsfast/CPA003/bold/CPA.sm05.lh/CS-v-OTHERS' >> flip_angle: 0 >> tr: 2000 >> te: 0 >> ti: 0 >> vox2ras0: [4x4 double] >> volsize: [1 163842 1] >> height: 1 >> width: 163842 >> depth: 1 >> nframes: 1 >> vox2ras: [4x4 double] >> nvoxels: 163842 >> xsize: 1.0000 >> ysize: 1.0000 >> zsize: 1.0000 >> x_r: -0.9999 >> x_a: 0.0067 >> x_s: -0.0150 >> y_r: 4.1714e-08 >> y_a: 0.9131 >> y_s: 0.4078 >> z_r: -0.0164 >> z_a: -0.4077 >> z_s: 0.9130 >> c_r: -6.8259e+04 >> c_a: 465.0319 >> c_s: -995.9002 >> vox2ras1: [4x4 double] >> Mdc: [3x3 double] >> volres: [1.0000 1.0000 1.0000] >> tkrvox2ras: [4x4 double] >> >> It's fine when I read one of the functional files (f.nii.gz). >> Am I doing something wrong? Or if it is supposed to be like this, how do I >> convert to XYZ coordinates? The vox2ras fields are expecting a >> four-dimensional matrix. >> >> Thanks! >> >> Joe >> >> -------------------------------------------------------------------------------- >> >> Joseph Dien, >> Senior Research Scientist >> University of Maryland >> >> E-mail: jdie...@mac.com <mailto:jdie...@mac.com> >> Phone: 301-226-8848 >> Fax: 301-226-8811 >> http://joedien.com// >> >> >> >> >> >> >> >> >> >> >> > > -- > Douglas N. Greve, Ph.D. > MGH-NMR Center > gr...@nmr.mgh.harvard.edu > Phone Number: 617-724-2358 > Fax: 617-726-7422 > > Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting > FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2 > www.nmr.mgh.harvard.edu/facility/filedrop/index.html > Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/ > > > > The information in this e-mail is intended only for the person to whom it is > addressed. If you believe this e-mail was sent to you in error and the e-mail > contains patient information, please contact the Partners Compliance HelpLine > at > http://www.partners.org/complianceline . If the e-mail was sent to you in > error > but does not contain patient information, please contact the sender and > properly > dispose of the e-mail. > -------------------------------------------------------------------------------- Joseph Dien, Senior Research Scientist University of Maryland E-mail: jdie...@mac.com Phone: 301-226-8848 Fax: 301-226-8811 http://joedien.com//
_______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer The information in this e-mail is intended only for the person to whom it is addressed. If you believe this e-mail was sent to you in error and the e-mail contains patient information, please contact the Partners Compliance HelpLine at http://www.partners.org/complianceline . If the e-mail was sent to you in error but does not contain patient information, please contact the sender and properly dispose of the e-mail.