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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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| Hovedforfatter: | |
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| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
2009
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| Fag: | |
| Online adgang: | 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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