Hi Amit,
> How can I calculate the signal to noise ratio in an fMRI data set? (ie make an SNR map)
> Is SNR contrast related (ie a different SNR for each contrast), or is it independent of the task (in
> which case I can just use a time series from a baseline rest condition)?
>
> Finally, what SNR levels are considered "good"?
there was a very nice and very thorough mail on that from Peter Kingsley
on March, 24th, 2005, on this issue. I think most of your questions will
be answered there.
Best,
Marko
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Marko Wilke (Dr.med./M.D.)
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Universitäts-Kinderklinik University Children's Hospital
Abt. III (Neuropädiatrie) Dept. III (Pediatric neurology)
Hoppe-Seyler-Str. 1, D - 72076 Tübingen
Tel.: (+49) 07071 29-83416 Fax: (+49) 07071 29-5473
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