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.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.

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

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