Spikes

Definition: Spikes are signal features characterized by a sudden change much larger in magnitude than changes in the surrounding signal. In fNIRS, spikes are a common manifestation of optode movement artifacts.

Category: Analysis

Related terms: baseline shifts, artifact, Motion Artifact Correction, Preprocessing

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References:

https://doi.org/10.1109/EMBC46164.2021.9631014

https://doi.org/10.3389/fnins.2012.00147

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