BCI competition 2003 - Data set IIb: Support vector machines for the P300 speller paradigm

被引:349
作者
Kaper, M [1 ]
Meinicke, P
Grossekathoefer, U
Lingner, T
Ritter, H
机构
[1] Univ Bielefeld, Fac Technol, Neuroinformat Grp, D-33501 Bielefeld, Germany
[2] Univ Gottingen, Bioinformat Dept, D-37077 Gottingen, Germany
关键词
BCI competition 2003; brain-computer interface; P300; speller; SVM;
D O I
10.1109/TBME.2004.826698
中图分类号
R318 [生物医学工程];
学科分类号
0831 ;
摘要
We propose an approach to analyze data from the P300 speller paradigm using the machine-learning technique support vector machines. In a conservative classification scheme, we found the correct solution after five repetitions. While the classification within the competition is designed for offline analysis, our approach is also well-suited for a real-world online solution: It is fast, requires only 10 electrode positions and demands only a small amount of preprocessing.
引用
收藏
页码:1073 / 1076
页数:4
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