Presentation 2012-01-28
Examination of presentation method of communication terms toward hierarchical BCI for ALS patients
Kazuhiro NAGATA, Tomohiko IGASAKI, Yuuki HAYASHIDA, Nobuki MURAYAMA,
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Abstract(in English) We attempt to develop an EEG-based brain-computer communication system (BCCS) for patients with severe motor disorders. In our former study, we examined the BCCS which was customized for "the choosing of one out of four to eight alternatives" using visual image stimuli and achieved about 90% of the success rate. In this research, we created picture images of the 78 communication items demanded by the ALS patients. Furthermore, we built the more practical system of a hierarchical type using the picture images of one classes 4 to 8. We experimented using three presentation methods and we examined which method is the most practical method. As results, it was found that the success rate was not affected by the presentation method. However, picture images method with character was evaluated the most practical method by questionnaire.
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Keyword(in English) BCI / hierarchical / success rate / ALS patients
Paper # MBE2011-99
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Committee MBE
Conference Date 2012/1/20(1days)
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Registration To ME and Bio Cybernetics (MBE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Examination of presentation method of communication terms toward hierarchical BCI for ALS patients
Sub Title (in English)
Keyword(1) BCI
Keyword(2) hierarchical
Keyword(3) success rate
Keyword(4) ALS patients
1st Author's Name Kazuhiro NAGATA
1st Author's Affiliation Graduate school of Science and Technology, Kumamoto University()
2nd Author's Name Tomohiko IGASAKI
2nd Author's Affiliation Graduate school of Science and Technology, Kumamoto University
3rd Author's Name Yuuki HAYASHIDA
3rd Author's Affiliation Graduate school of Engineering, Osaka University
4th Author's Name Nobuki MURAYAMA
4th Author's Affiliation Graduate school of Science and Technology, Kumamoto University
Date 2012-01-28
Paper # MBE2011-99
Volume (vol) vol.111
Number (no) 423
Page pp.pp.-
#Pages 4
Date of Issue