ll need EITHER image processing toolbox OR </span><a href = "https://se.mathworks.com/matlabcentral/fileexchange/8797-tools-for-nifti-and-analyze-image"><span style=' text-decoration: underline;'>Tools for NIfTI and ANALYZE image</span></a><span>. For Octave, only Tools for NIfTI and ANALYZE image can be used, though it hasn’t been tested.</span></div><div  class = 'S4'><span>For Analyze data, you’ll need the above </span><a href = "https://se.mathworks.com/matlabcentral/fileexchange/8797-tools-for-nift