[Freesurfer] Grayscale Histogram Correction

2012-04-02 Thread Jörg Pfannmöller
Hello @all, I want to segment anatomical data recorded from an experiemental sequence. This sequence creates pictures with contrasts in a rather narrow range around two hundred if projected into an 8bit grayscale. Freesurfer fails to segment those data. However, if I rescale the brightness in

Re: [Freesurfer] Grayscale Histogram Correction

2012-04-02 Thread Bruce Fischl
Hi Jörg can you rescale them yourself to distribute the values more widely between 0-255 then try giving that as input to recon-all? thanks Bruce On Mon, 2 Apr 2012, Jörg Pfannmöller wrote: Hello @all, I want to segment anatomical data recorded from an experiemental sequence. This