Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Beta Rhythm(also: Beta Wave, Beta Oscillation)
- A pattern of electrical brain activity oscillating at approximately 13-30 Hz, commonly recorded over the sensorimotor cortex. Like mu rhythms, beta rhythms are modulated by movement and motor imagery — they are suppressed during movement and show a characteristic post-movement…
- Brain-Computer Interface(also: BCI, Brain-Machine Interface, BMI)
- A technology that enables direct communication between the brain and an external device by detecting and interpreting neural signals. BCIs can use invasive methods (implanted electrodes) or non-invasive approaches (EEG headsets). In accessibility contexts, BCIs allow people with…
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