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A comment on 40 percent of fMRI signals do not correspond to actual brain activity. Parent comment

Re:40 percent of fMRI signals do not correspond to actual br... by jtbayly on Tuesday December 16, 2025 @10:04AM (#46289378)
But none of this (signal/noise ratio, etc) is related to the topic of the article, which claims that even with good signal, blood flow is not useful to determine brain activity.
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