Re: [Freesurfer] timewindow parameter in mkanalysis-sess {Disarmed}

2019-09-13 Thread Caspar M. Schwiedrzik
External Email - Use Caution Yes I did. Caspar On Fri, Sep 13, 2019 at 16:19 Greve, Douglas N.,Ph.D. < dgr...@mgh.harvard.edu> wrote: > Did you put -timewindow before -gammafit ? > > > On 9/12/19 6:08 AM, Caspar M. Schwiedrzik wrote: > > External Email - Use Caution > Hi

Re: [Freesurfer] timewindow parameter in mkanalysis-sess

2019-09-13 Thread Greve, Douglas N.,Ph.D.
Did you put -timewindow before -gammafit ? On 9/12/19 6:08 AM, Caspar M. Schwiedrzik wrote: External Email - Use Caution Hi Doug, apart from the question whether or not to set the timewindow parameter to 80 for MION responses, I noticed that there is a discrepancy between analysis.info

Re: [Freesurfer] timewindow parameter in mkanalysis-sess

2019-09-12 Thread Caspar M. Schwiedrzik
External Email - Use Caution Hi Doug, apart from the question whether or not to set the timewindow parameter to 80 for MION responses, I noticed that there is a discrepancy between analysis.info and h.dat with regard to this parameter in v5.3. If I set timewindow to 80 in mkanalysi

Re: [Freesurfer] timewindow parameter in mkanalysis-sess

2019-08-13 Thread Greve, Douglas N.,Ph.D.
That is in response to a 60 sec stimulus. The time window is the time needed to account for a very brief stimulus (ie, the impulse response). fsfast will automatically take into account the duration of the stimulus as listed in the paradigm file. On 8/13/19 2:14 PM, Caspar M. Schwiedrzik wrote:

Re: [Freesurfer] timewindow parameter in mkanalysis-sess

2019-08-13 Thread Caspar M. Schwiedrzik
External Email - Use Caution Hi Doug, Thanks for the advice. I think the Leite et al. 2002 NeuroImage paper can be interpreted that way. See Figure 1 and 2. http://pop.cerco.ups-tlse.fr/pdf0609/leite_fp_02_283.pdf Caspar On Tue, Aug 13, 2019 at 17:12 Greve, Douglas N.,Ph.D. < dgr

Re: [Freesurfer] timewindow parameter in mkanalysis-sess

2019-08-13 Thread Greve, Douglas N.,Ph.D.
When you use -gammafit, it automatically sets the time window to 40. If you really want it at 80, but -timewindow before -gammafit. Do you really expect the MION hrf to last 80 sec? On 8/13/19 11:06 AM, Caspar M. Schwiedrzik wrote: > > External Email - Use Caution > > Hi! > I am having d