the global sigal impact on the resting state data during the independent component analysis

Submitted by xuercan on Sun, 04/17/2011 - 16:41

最近，一直用ICA处理静息态的数据，突然被人问及了一个这样的问题。确实不知道该怎么回答。

Since the global signal tends to affect the default network connectivity map, why did your NOT try to remove such global effect before the ICA analysis?

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Resting-state fMRI topics