Hi Alan, You probably don't have the matlab image processing toolbox installed.
Let me know if you can't install it easily. Best, Marie On Jul 9, 2014, at 11:51 AM, Alan Francis <alandarkene...@gmail.com<mailto:alandarkene...@gmail.com>> wrote: Hi Marie & FreeSurfers: I am running the LGI command on a group of brains and I am getting an error message. MATLAB opens up and begins to run when this error appears: < M A T L A B (R) > Copyright 1984-2011 The MathWorks, Inc. R2011b (7.13.0.564) 64-bit (maci64) August 13, 2011 To get started, type one of these: helpwin, helpdesk, or demo. For product information, visit www.mathworks.com<http://www.mathworks.com/>. >> reading filled volume... closing volume... {Undefined function 'fspecial' for input arguments of type 'char'. Error in make_outer_surface (line 31) Gaussian = fspecial('gaussian',[2 2],1); } I tried setting the environment using : setenv MATLABPATH /Applications/MATLAB_2011/bin setenv PATH ${MATLABPATH}/bin:${PATH} However this did not help. Any advice? thanks, Alan
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