Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- P300(also: P3, P300 Component, P3b)
- The P300 is an event-related potential (ERP) component — a positive voltage deflection in EEG brain signals that peaks approximately 300 milliseconds after a person perceives a rare or task-relevant stimulus among frequent non-target stimuli. It is named for its polarity…
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