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Dear Arun, You can specify any mask you like in the Post-stats section of the FEAT GUI, under prethreshold masking. This adjusts your multiple comparison threshold correction appropriately. Heidi Arun Bokde wrote: > Hi, > > A quick question: for the analysis using FEAT, I would like the analysis > to be restricted to the GM, instead of using the brain mask that it > currently uses (default setting I suppose?) I cannot find any > reference to adding a specific mask for analysis through the GUI > interface. Could you send me a pointer as to how to do this ? > Perhaps I am answering my own question, but would this be through the > featsetupfile ? If so, where can I find info on this ? > > TIA, > > Best, Arun > > -- Heidi Johansen-Berg Wellcome Trust Training Fellow Oxford Centre for Functional Magnetic Resonance Imaging of the Brain John Radcliffe Hospital Headington Oxford OX3 9DU Tel: 01865 222782 Fax: 01865 222717 email: [log in to unmask]