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The Global Signal in fMRI: Nuisance or Information?
The global signal is widely used as a regressor or normalization factor for removing the effects of global variations in the analysis of functional magnetic resonance imaging (fMRI) studies. However, there is considerable controversy over its use because of the potential bias that can be introduced...
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| Publicado no: | Neuroimage |
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| Main Authors: | , , |
| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
2017
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC5406229/ https://ncbi.nlm.nih.gov/pubmed/28213118 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.neuroimage.2017.02.036 |
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