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The P300-Based Visual Speller for People with ALS: Insights from Initial Evaluations

  • Lynn McCane
  • , Joseph Mak
  • , Theresa Vaughan
  • , Dennis McFarland
  • , Laurra Tenterromano
  • , Debra Zeitlin
  • , Phillippa Tsui
  • , Eric W. Sellers
  • , George Townsend
  • , Steve Carmack
  • , Jonathan Wolpaw
  • Algoma University College
  • Wadsworth Center for Laboratories and Research

Research output: Contribution to conferencePresentation

Abstract

Most healthy young people can use a visual P300-based speller in a controlled laboratory setting1. Previous studies in people with severe disabilities have been limited to relatively small populations [2,3,4] or have been in populations with a variety of different disorders [5,6]. Here, we evaluate the performance of a larger population of people severely disabled by ALS. We sought to identify factors that affect performance and methods for improving performance. The study is part of a program that is providing the P300 speller for long-term independent home use.

Original languageAmerican English
StatePublished - Jun 1 2010
EventInternational BCI Meeting - Asilomar, CA
Duration: Jun 1 2010 → …

Conference

ConferenceInternational BCI Meeting
Period6/1/10 → …

Keywords

  • ALS
  • P300 BCI
  • augmentative communication
  • event related potential

Disciplines

  • Cognitive Psychology

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