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HIGHER-ORDER CONTRAST FUNCTIONS IMPROVE PERFORMANCE OF INDEPENDENT COMPONENT ANALYSIS OF FMRI DATA

PURPOSE: To evaluate the performance of different contrast functions used in Independent Component Analysis (ICA) of fMRI data at low SNR, present in fMRI paradigms such as resting-state acquisitions. MATERIALS AND METHODS: Metrics were defined to estimate both accuracy and robustness of contrast fu...

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Detalhes bibliográficos
Autor principal: Schmithorst, Vincent J.
Formato: Artigo
Idioma:Inglês
Publicado em: 2009
Assuntos:
Acesso em linha:https://ncbi.nlm.nih.gov/pmc/articles/PMC2653629/
https://ncbi.nlm.nih.gov/pubmed/19097110
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1002/jmri.21621
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