The effects of word prediction on communication rate for AAC

  • Authors:
  • Keith Trnka;Debra Yarrington;John McCaw;Kathleen F. McCoy;Christopher Pennington

  • Affiliations:
  • University of Delaware, Newark, DE;University of Delaware, Newark, DE;University of Delaware, Newark, DE;University of Delaware, Newark, DE;AgoraNet, Inc., Newark, DE

  • Venue:
  • NAACL-Short '07 Human Language Technologies 2007: The Conference of the North American Chapter of the Association for Computational Linguistics; Companion Volume, Short Papers
  • Year:
  • 2007

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Abstract

Individuals using an Augmentative and Alternative Communication (AAC) device communicate at less than 10% of the speed of "traditional" speech, creating a large communication gap. In this user study, we compare the communication rate of pseudo-impaired individuals using two different word prediction algorithms and a system without word prediction. Our results show that word prediction can increase AAC communication rate and that more accurate predictions significantly improve communication rate.