Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-06-01 Thread Hilton, Benjamin Taylor
the two groups. From: freesurfer-boun...@nmr.mgh.harvard.edu on behalf of Douglas N Greve Sent: Wednesday, May 31, 2017 3:12:43 PM To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Contrast matrix format {Disarmed} What p-values are you comparing to? You should run the analysis wi

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-31 Thread Douglas N Greve
> of the cortical thickness for each individual subject in a > specific cluster. > > > *From:* freesurfer-boun...@nmr.mgh.harvard.edu > on behalf of Douglas N Greve > > *Sent:* Friday, May 26, 2017 5:38:35 PM > *To:* freesurfer@n

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-31 Thread Hilton, Benjamin Taylor
ect in a specific cluster. From: freesurfer-boun...@nmr.mgh.harvard.edu on behalf of Douglas N Greve Sent: Friday, May 26, 2017 5:38:35 PM To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Contrast matrix format {Disarmed} Aren't your p-values sig?

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-26 Thread Douglas N Greve
7 PM > *To:* freesurfer@nmr.mgh.harvard.edu > *Subject:* Re: [Freesurfer] Contrast matrix format {Disarmed} > It does not matter whether you used the maxvox or the mean of the > cluster. The two p-values are measuring fundamentally different > phenomena. The cluster pvalue is measuring t

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-26 Thread Hilton, Benjamin Taylor
d.edu on behalf of Douglas N Greve Sent: Friday, May 26, 2017 12:50:07 PM To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Contrast matrix format {Disarmed} It does not matter whether you used the maxvox or the mean of the cluster. The two p-values are measuring fundamentally diff

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-26 Thread Douglas N Greve
aring the > p-values to the cluster wise p-values. > > > *From:* freesurfer-boun...@nmr.mgh.harvard.edu > on behalf of Douglas N Greve > > *Sent:* Thursday, May 25, 2017 6:06:30 PM > *To:* freesurfer@nmr.mgh.

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-26 Thread Hilton, Benjamin Taylor
uglas N Greve Sent: Thursday, May 25, 2017 6:06:30 PM To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Contrast matrix format {Disarmed} Not sure what you did. Sound like you found the max vox from the cluster, then extracted the values from each subject and ran those values through the glm

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-25 Thread Douglas N Greve
y, May 25, 2017 2:43:35 PM > *To:* freesurfer@nmr.mgh.harvard.edu > *Subject:* Re: [Freesurfer] Contrast matrix format > > After some digging I found this thread where someone was having a > similar issue, so I can give this matlab code you posted a try. > > > htt

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-25 Thread Hilton, Benjamin Taylor
: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Contrast matrix format After some digging I found this thread where someone was having a similar issue, so I can give this matlab code you posted a try. http://www.mail-archive.com/freesurfer@nmr.mgh.harvard.edu/msg32951.html

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-25 Thread Hilton, Benjamin Taylor
of Douglas Greve Sent: Wednesday, May 24, 2017 10:47:24 AM To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Contrast matrix format yes, that is correct On 5/24/17 10:38 AM, Taylor Hilton wrote: Hi all, I’m trying to perform a group analysis according to the tutorial on this page

Re: [Freesurfer] Contrast matrix format {Disarmed}

2017-05-25 Thread Hilton, Benjamin Taylor
10:47:24 AM To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Contrast matrix format yes, that is correct On 5/24/17 10:38 AM, Taylor Hilton wrote: Hi all, I’m trying to perform a group analysis according to the tutorial on this page: https://surfer.nmr.mgh.harvard.edu/fswiki

Re: [Freesurfer] Contrast matrix format

2017-05-24 Thread Douglas Greve
yes, that is correct On 5/24/17 10:38 AM, Taylor Hilton wrote: Hi all, I’m trying to perform a group analysis according to the tutorial on this page: https://surfer.nmr.mgh.harvard.edu/fswiki/FsTutorial/GroupAnalysis For my own analysis, I have 4 total groups, and I’m trying to do a contr