[Freesurfer] Surface X, Y, Z to Tailarach or Volume Index

2011-11-28 Thread Frank Leone
Dear all, I wrote my own function to show the 3D surfaces in Matlab, works splendidly. I now however want to be able to point out Tailarach/MNI coordinates on the 3D surface. I however only have the x, y, z format that is saved in the asc files, which is just where a certex is located in space, wi

Re: [Freesurfer] Retinotopic mapping of only polar data

2010-10-04 Thread Frank Leone
Old topic, but it is directly related, so I'll just continue it here. In the end I have the spots on the right place, but now it's not clear to me how to interpret the map. I have created three overlays (sign, log10 * sin, log10 * cos, like mentioned in selfreq.pdf) and loaded them all three in tk