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Abstract #2865

Modified Weisskoff test for assessing fMRI stability

Hoogduin H, Renken R, Koopmans P
University Medical Center Groningen, University of Groningen

An adapted version of the test proposed by Weisskoff in 1996 is used to determine the amount of spatial correlations between voxels and the amount of high-pass filtering needed to remove global fluctuations in fMRI time series.