Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4334997 | Journal of Neuroscience Methods | 2013 | 9 Pages |
Abstract
⺠We studied effective connectivity in word generation of distinct semantic categories. ⺠Frequency domain study using multivariate autoregressive model on fMRI BOLD signals. ⺠Granger causality estimation by direct directed transfer function. ⺠Spectral power concentrated in the frequency range of the imposed stimulus. ⺠Category-specific effective connectivity patterns between frontal and temporal areas.
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Authors
A.M. Bianchi, E. Marchetta, M.G. Tana, M. Tettamanti, G. Rizzo,