Chunk #19 — Methods — ERP Methods — Recording and preliminary processing

Source

Novelty P3 reductions in depression: characterization using principal components analysis (PCA) of current source density (CSD) waveforms.

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Figure 1 shows grand average, nose-referenced ERP averages for correct trials in the novelty oddball task. The expected component structure was observed, including novelty P3 (indicated at vertex, electrode Cz) and a posterior target P3b.