Longitudinal Analysis
This quiz relates to the content in the FreeSurfer tutorial titled Longitudinal Tutorial (https://surfer.nmr.mgh.harvard.edu/fswiki/FsTutorial/LongitudinalTutorial)
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What are the processing steps for longitudinal analysis?
1 point
The cross creates the within subject template and the directory contains the results for the average anatomy of the subject across time.
1 point
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Which processing step creates two longitudinal runs that create directories which contain the final and more reliable and accurate processing results?
1 point
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The base will appear blurry or have ghosting if the across time registration fails.
1 point
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At which stage(s) can control points be added?
1 point
Where should white matter edits be made?
1 point
If you start with a subject with two time points, how many directories will you have after running the longitudinal pipeline?
Hint: Include the original two directories as they're the CROSS.
1 point
If you've made edits to the base and are running the long again, you need to rename or remove the existing long directories before running recon-all.
1 point
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What is the recon-all command line for creating the base for time points OAS3_0001_MR1 and OAS3_0001_MR2?
Hint: Remember the naming convention in the tutorial when naming the base!
1 point
When creating a Qdec table for processing longitudinal data, what should the first two columns in the table be?
1 point
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