Change Durations Spm Mat

Note that some features in bspmview will be automatically disabled if you load in a statistical image that was generated outside of spm for instance in fsl or if bspmview is unable to locate the model output files e g spm mat resms nii associated with the provided statistical image. I am trying to change spm preprocessing parameters stored in a mat file. The relative contributions of the canonical hrf and its temporal derivative at a given voxel may also be assessed using f contrasts to estimate a reduced model removing all confounds.

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After spm mat estimation the following images are written to file.

Change durations spm mat.

Mask img hdr analysis mask image image of zeroes ones indicating which voxels were included in the analysis. Stats maxmem maximum amount of data processed at a time in bytes spm spmid version of spm used spm swd directory for spm mat and img files. Reads img hdr nii and nii gz. Spm xbf name name of basis function spm xbf length length in seconds of basis.

This spm structure is loaded into the matlab workspace i e. If you change the location of your data and or the spm installation the full paths contained in batch files and spm mat will be broken. You can browse through its fields and we then use the spm desrep function to display the design matrix and other 1st level statistical information this does the same as when you use the spm12 gui review option and select the spm mat file. An utility function spm changepath is available in spm to replace all occurrences of one string with another within a mat file.

You can use it to inspect the design. Press results select the spm mat file press f contrast in the contrast manager and select define new contrast. 5 12 2017 1 comment if you are using spm for fmri data analysis and entering onsets and durations for each condition in the first level manually then you should consider using the multiple conditions option and input a mat file that has all the onsets and durations. Documentation on batch processing in spm is less complete than one would like.

However a good approach is to use the gui to set up an example analysis then fetch the view the resulting m code there is an option in the gui menu. Generating onset and duration mat file for spm for fmri analysis. Saving spm regressor file d 20161020ys analyse functional art regression outliers waus20161020ys 0005 00001 000001 01 mat and d 20161020ys analyse functional art regression outliers and movement waus20161020ys 0005 00001 000001 01 mat. Default is pwd basis function.

Specify effects of real interest name. I ve figured out matlab doesn t seem to allow changing the values within the cell it gave me strange errors indicating that the entire file no longer existed when i tried to change them. This mask image is the intersection of the explicit implict and threshold masks specified in the xm argument. Stats maxres maximum number of residual images for smoothness estimation spm.