I am at home sick today, so it's not easy for me to replicate your results.
But when I have trouble like this, I revert to using single hem spec files
-- RIGHT or LEFT. Map only to one or the other. Do them one at a time.
See if it helps.
> Dear Caret experts,
> I've been using Caret to map the connectivity results, and just notice
> that
> the patterns always look the same on both hemisphere, even when I know
> there
> is no DLPFC on the left hemisphere but only on right hemisphere, (which is
> validated by overlaying them on MRICron, but it just look the same on
> CARET!
> Here is what I did:
> 1. generate NIFTI format filr for thresholded spmT.hdr file
> 2. menu-attribute- map volume to surface-metric(function) surface
> data->add
> volumes from disk->map spec file with atlas->choose " PALS.B12.*BOTH*-*
> HEMS.For-*Stereotaxic-foci-analyses.73730.spec", space " SPM5" (as I
> processed everything in SPM8), atlas "
> PALS.B12.*BOTH*-*HEMS.For-*Stereotaxic-foci-analyses.73730.spec".->enclosing
> voxel.
> 3. view results, I loaded the metric and spec file, primary overlay
> ("metric"), then model I chose
> "fiducial.human.pals_B12.Left.Average.B1-12.fiducial_moritotal_clean.73730.coord".
> Then change the model to
> "fiducial.human.pals_B12.right.Average.B1-12.fiducial_moritotal_clean.73730.coord".
>
> They look the same, even with different metric setting ( like threshold
> selection)
> Could you help me figure out what did I do wrong? Thank you!
> Best,
>
> --
> Xiaozhen You, PhD
> Developmental Cognitive Neuroscience Lab
> Georgetown University
> 401 White-Gravenor
> 3700 O Street, NW
> Washington DC 20057
> [email protected]
> 202-687-9133/
> 202-687-8223
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> caret-users mailing list
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>
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