Optimization of BCI speller based on P300 potential

• Main Authors: THULASIDAS, Manoj, GUAN, Cuntai
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2005
• Subjects: Brain models; Handicapped persons; Learning systems; Optimization; Patient rehabilitation; Databases and Information Systems; Graphics and Human Computer Interfaces
• Online Access: https://ink.library.smu.edu.sg/sis_research/3495; http://doi.org/10.1109/IEMBS.2005.1615702
• Institution: Singapore Management University

We report our studies on a Brain Computer Interface (BCI) speller application with an aim to optimize its performance and usability. We study the dependence of the spelling accuracy as a function of (a) the number of visual stimuli (repetitions) presented to the user, (b) the P300 segment length use...