The Something-vs-fix of the original paradigm will not relate to the 2-v-fix of the slope test, though they should look something like the 1-v-fix of the slope test. Have you looked at that? The 2-v-fix will look more like a difference in the loads from the original (eg, 7-1).
doug Adam Nitenson wrote: > The supposed "load regression map" that I generated did not make sense > given the maps of the individual loads vs fix. I attached the original > paradigm (run1.par), the slope paradigm which I tried to adapt from the > other thread (SIRP_Run1_LoadSlopeTest.par) and an image showing the 1vfix, > 3vfix, 5vfix, and 7vfix images from the original paradigm, as well as a > large 2vFix image from the new paradigm, which I thought would have shown > the within subjects regression (condition 2 being the weighted loads). > "Desired results" was a poor description...it is more that the results do > not seems to represent the load regression based on the individual load > maps. > > -Adam > > > >> what do you mean that you were not able to get the desired result? >> doug >> >> Adam Nitenson wrote: >> >>> Hi Doug and Freesurfers, >>> >>> Now that I have re-processed some of my data in Stable 5, I would >>> like to re-open a previous problem I was trying to tackle: >>> >>> " We are using the Sternberg Item Recognition Paradigm in our study, >>> which involves the memorization and recognition of groups of 1, 3, 5, >>> and 7 letters. Each run has two sets of each condition (load). We >>> want to determine if any regions of the brain activate in a linear >>> pattern with increased task load (# of letters). I have already done >>> regression analyses using genotype, but that was between subjects, while >>> this analysis would be within subjects. Does anyone know how I could >>> structure an analysis that would allow me to look at this? >>> Is this something I have to do at the mkanalysis-sess level?" >>> >>> I had tried doing this in Stable 4 using the method described here >>> https://mail.nmr.mgh.harvard.edu/pipermail//freesurfer/2010-December/016557.html >>> However, I was unable to generate the desired results, so I decided >>> to switch over to Stable 5 as suggested. >>> >>> Thanks, >>> >>> Adam >>> >>> >>> >>> >>>> ---------------------------- Original Message >>>> ---------------------------- >>>> Subject: Re: [Freesurfer] Regression: Activation as a function of >>>> condition >>>> From: "Douglas N Greve" <gr...@nmr.mgh.harvard.edu> >>>> Date: Tue, January 11, 2011 11:52 am >>>> To: "Adam Nitenson" <niten...@nmr.mgh.harvard.edu> >>>> -------------------------------------------------------------------------- >>>> >>>> You don't need to re-unpack. you don't run recon-all on the functional, >>>> only the anatomicals. >>>> >>>> Adam Nitenson wrote: >>>> >>>> >>>>> So this means I will have to start at the unpacksdcmdir command and >>>>> then >>>>> recon-all to rerun the functionals? >>>>> >>>>> >>>>> >>>>> >>>>>> You don't need to re-run the anatomicals, but you will need to rerun >>>>>> the >>>>>> functionals. >>>>>> >>>>>> doug >>>>>> >>>>>> Adam Nitenson wrote: >>>>>> >>>>>> >>>>>> >>>>>>> Hmm...it appears that we might need to make the transition over to >>>>>>> Stable >>>>>>> 5 then. >>>>>>> >>>>>>> Would I have to reprocess all Stable 4 subjects again in Stable 5 >>>>>>> (including the whole recon-all from bourget) process, or is there >>>>>>> some >>>>>>> sort of jumping off point from which I can start using the new >>>>>>> stable? >>>>>>> >>>>>>> Thanks, >>>>>>> >>>>>>> Adam >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>>> you can't do it in stable4, but you can in stable 5. >>>>>>>> >>>>>>>> doug >>>>>>>> >>>>>>>> >>>>>>>> Adam Nitenson wrote: >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>>> Hello Freesurfers, >>>>>>>>> >>>>>>>>> We are using the Sternberg Item Recognition Paradigm in our >>>>>>>>> study, >>>>>>>>> which involves the memorization and recognition of groups of 1, 3, >>>>>>>>> 5, >>>>>>>>> and 7 letters. Each run has two sets of each condition (load). We >>>>>>>>> want to determine if any regions of the brain activate in a linear >>>>>>>>> pattern with increased task load. I have already done regression >>>>>>>>> analyses using genotype, but that was between subjects, while this >>>>>>>>> analysis would be within subjects. Does anyone know how I could >>>>>>>>> structure an analysis (STABLE 4) that would allow me to look at >>>>>>>>> this? >>>>>>>>> Is this something I have to do at the mkanalysis-sess level? >>>>>>>>> >>>>>>>>> >>>>>>>>> Thanks, >>>>>>>>> >>>>>>>>> Adam Nitenson, B.S. >>>>>>>>> Brain Genomics Lab >>>>>>>>> Massachusetts General Hospital >>>>>>>>> _______________________________________________ >>>>>>>>> Freesurfer mailing list >>>>>>>>> Freesurfer@nmr.mgh.harvard.edu >>>>>>>>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> -- >>>>>>>> Douglas N. Greve, Ph.D. >>>>>>>> MGH-NMR Center >>>>>>>> gr...@nmr.mgh.harvard.edu >>>>>>>> Phone Number: 617-724-2358 >>>>>>>> Fax: 617-726-7422 >>>>>>>> >>>>>>>> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting >>>>>>>> FileDrop: www.nmr.mgh.harvard.edu/facility/filedrop/index.html >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> Adam Nitenson, B.S. >>>>>>> Brain Genomics Lab >>>>>>> Massachusetts General Hospital >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>> -- >>>>>> Douglas N. Greve, Ph.D. >>>>>> MGH-NMR Center >>>>>> gr...@nmr.mgh.harvard.edu >>>>>> Phone Number: 617-724-2358 >>>>>> Fax: 617-726-7422 >>>>>> >>>>>> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting >>>>>> FileDrop: www.nmr.mgh.harvard.edu/facility/filedrop/index.html >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>> Adam Nitenson, B.S. >>>>> Brain Genomics Lab >>>>> Massachusetts General Hospital >>>>> >>>>> >>>>> >>>>> >>>>> >>>> -- >>>> Douglas N. Greve, Ph.D. >>>> MGH-NMR Center >>>> gr...@nmr.mgh.harvard.edu >>>> Phone Number: 617-724-2358 >>>> Fax: 617-726-7422 >>>> >>>> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting >>>> FileDrop: www.nmr.mgh.harvard.edu/facility/filedrop/index.html >>>> >>>> >>>> >>>> >>>> Adam Nitenson, B.S. >>>> Brain Genomics Lab >>>> Massachusetts General Hospital >>>> >>>> >>>> >>>> >>>> >>> Adam Nitenson, B.S. >>> Brain Genomics Lab >>> Massachusetts General Hospital >>> _______________________________________________ >>> Freesurfer mailing list >>> Freesurfer@nmr.mgh.harvard.edu >>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer >>> >>> >>> >>> >> -- >> Douglas N. Greve, Ph.D. >> MGH-NMR Center >> gr...@nmr.mgh.harvard.edu >> Phone Number: 617-724-2358 >> Fax: 617-726-7422 >> >> Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting >> FileDrop: www.nmr.mgh.harvard.edu/facility/filedrop/index.html >> >> >> >> > > > Adam Nitenson, B.S. > Brain Genomics Lab > Massachusetts General Hospital -- Douglas N. Greve, Ph.D. MGH-NMR Center gr...@nmr.mgh.harvard.edu Phone Number: 617-724-2358 Fax: 617-726-7422 Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting FileDrop: www.nmr.mgh.harvard.edu/facility/filedrop/index.html _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer The information in this e-mail is intended only for the person to whom it is addressed. If you believe this e-mail was sent to you in error and the e-mail contains patient information, please contact the Partners Compliance HelpLine at http://www.partners.org/complianceline . 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