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Dear SPMers, Thank you Philipp and Raphael -- that might finally be the workaround. Still, I'd prefer to have it as a routine to avoid manual work, I'm kind of lazy. Does anyone have ideas for SPM script modifications? Thanks again Jens Am 21.05.2012 10:54, schrieb Saemann Philipp: > Hi Jens, > > save the result map (i. e. the T-values) and overlay them in a graphic > software tool with your background image, so you are in control of the > color settings and relation between T-value and color. Tools such as > MRICROn also allow for surface renderings if desired. > > Best regards, > Philipp > > > At 10:40 21.05.2012 +0200, Jens Kronschnabel wrote: >> Dear SPMers, >> >> I depict, in the same figure, Bold activations rendered on the single >> subject cortex originating from different GLMs. I prefer using old-style >> rendering with a gradient colorbar. I assume that SPM sets the range of >> the colorbar according to min and max values of the underlying data. >> This causes the problem that weaker effects, in absolute terms, of one >> GLM (with overall weaker effects) appear more significant (more yellow) >> than stronger effects, in absolute terms, of another GLM (with overall >> stronger effects). I couldn't find any helpful threads on this in the list. >> Does anyone know how to set the range of the colorbar manually for SPM >> rendering (Basically I am happy with entering just one max value >> somewhere for all of my analyses)? Or some other quick fix to this problem? >> I'd be very grateful. >> >> Best >> Jens >> >> >> >> >> -- >> Jens Kronschnabel, Ph.D. student >> >> Department of Child and Adolescent Psychiatry, University of Zurich >> Neumünsterallee 9, CH-8032 Zürich, Switzerland >> >> +41 43 556 4081 >> [log in to unmask] >> -- >> >> > Max Planck Institute of Psychiatry > NMR Research Group > Kraepelinstr. 2-10 > 80804 Munich > Mail: [log in to unmask] > Phone: 0049-89-30622-413 > -- Jens Kronschnabel, Ph.D. student Department of Child and Adolescent Psychiatry, University of Zurich Neumünsterallee 9, CH-8032 Zürich, Switzerland +41 43 556 4081 [log in to unmask] --