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Not-so-restful resting connectivity fMRI (pt.1)

Last week, during a very interesting Brain, Behavior and Cognition colloquium given by Steve Nelson, Jeff Zacks asked a thought-provoking question.  He wanted to know what fMRI connectivity maps would...

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Not-so-restful resting connectivity fMRI (pt.2)

Things I have (re-)learned this week: – Conducting resting connectivity analyses on 60mins worth of 2s TR fMRI data from 19 participants takes time; – It is always a good idea to do a quick literature...

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Not-so-restful resting connectivity fMRI (pt.3)

This is proving to be a little more interesting that I had imagined.  The particularly noteworthy finding is a null finding – it doesn’t seem to matter how you do the connectivity analysis, the...

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Marsbar script: Save spheres as both .img and .mat files

Below (indented) is a straightforward MATLAB/SPM/Marsbar script for generating separate Marsbar ROI and Nifti ROI spheres (user-defined radius) from a set of user-defined MNI coordinates stored in a...

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