Which the version of Matlab has a 'MRIread' function? I got this error message from my installed Matlab (v. 8.4.0).
"Undefined function 'MRIread' for input arguments of type 'char'." Best Regards, Aziz. On Mon, Sep 5, 2016 at 6:46 AM, Bruce Fischl <[email protected]> wrote: > yup, or mri_Info called form the command line. If you use MRIread on the > aseg.mgz you can extract e.g. the left hippocampus using matlab via: > > > mri = MRIread('aseg.mgz'); > find(mri.vol == 17); > then compute the ras coords of those indices using ind2sub > > cheers > Bruce > > > On Sun, 4 Sep 2016, Ruyuan Zhang wrote: > > >> Hi, Aziz >> >> You can use MRIread function to read in a volume (i.e. >> brainmask.mgz). >> You will get a structure, which contains a field called ras2vox. >> >> cheers >> >> ruyuan >> >> On 9/4/16 6:23 PM, Aziz Nanthaamornphong wrote: >> Hi, >> For example, I want to know the list of x, y, z coordinates of a left >> hippocampus volume. >> >> As you mentioned "ras2vox" matrices, hoe can I see or get these >> matrices? >> >> Thank you. >> Aziz >> >> On Monday, 5 September 2016, Bruce Fischl <[email protected]> >> wrote: >> Hi Aziz >> >> can you elaborate? What coordinates do you want? What are >> you trying to do with them? The .mgz format contains >> ras2vox matrices that let you go from voxel indices to RAS >> coordinates and such. >> >> >> cheers >> Bruce >> >> >> On Sun, 4 Sep 2016, Aziz Nanthaamornphong wrote: >> >> Dear Freesurfer experts, >> How can we get the coordinates (X, Y, Z) of a >> particular volume? I couldn't >> find any functions or command to do that. >> >> Thank you in advance. >> >> Aziz. >> >> >> >> >> -- >> >> Aziz Nanthaamornphong, Ph.D., >> Chair of Master of Science Program in Information Technology >> Department of ICT >> Faculty of Technology and Environment >> Prince of Songkla University, Phuket Campus >> +66 7627 6716 (v) >> http://research.te.psu.ac.th/aziz >> >> >> >> >> _______________________________________________ >> Freesurfer mailing list >> [email protected] >> 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-mai >> l >> contains patient information, please contact the Partners Compliance >> HelpLin >> e at >> http://www.partners.org/complianceline . If the e-mail was sent to you >> in er >> ror >> but does not contain patient information, please contact the sender and >> prop >> erly >> dispose of the e-mail. >> >> >> >> > _______________________________________________ > Freesurfer mailing list > [email protected] > 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. > > -- Aziz Nanthaamornphong, Ph.D., Chair of Master of Science Program in Information Technology Department of ICT Faculty of Technology and Environment Prince of Songkla University, Phuket Campus +66 7627 6716 (v) http://research.te.psu.ac.th/aziz
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