Abstract
Cross-correlation between a trigger-averaged event-related potential (ERP) template and continuous electrocorticogram was used to detect movement-related ERP's. The accuracy of ERP detection for the five best subjects (of 17 studied), had hit percentages >90% and false positive percentages <10%. These cases were considered appropriate for operation of a direct brain interface.
Publication types
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
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Adult
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Brain Mapping / instrumentation
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Cerebral Cortex / physiopathology*
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Communication Aids for Disabled*
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Electrodes, Implanted
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Electroencephalography / instrumentation*
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Electromyography / instrumentation
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Epilepsy / physiopathology
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Epilepsy / surgery
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Evoked Potentials / physiology
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Female
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Humans
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Male
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Quadriplegia / physiopathology
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Quadriplegia / rehabilitation*
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Signal Processing, Computer-Assisted / instrumentation
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User-Computer Interface*