Presentation 2011-06-24
Independent Component Analysis of Time Aligned NIRS waveforms Selectively Chosen Based on Characteristic Features
Akinori MORIMOTO, Masatoshi KAWAI, Yu-ki OKUNO, Masuzo YANAGIDA,
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Abstract(in English) This report proposes how to separate NIRS waveforms into signals attributed to various independent factors, such as target tasks, blood pulse, body movements and mental condition including preparation, accomplishment and tiredness employing Independent Component Analysis on time aligned NIRS waveforms selectively chosen based on their characteristic features. This report gives two tasks for evoking brain activity: (a) to recall a word that begins with a given phonogram with its ex post facto vocalization, (b) to recall a music title that begins with a given phonogram with its ex post facto vocalization followed by singing a part of the melody. In the last part, this report discusses the problems and future automatization of the manual processes in the current system.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) NIRS / Independent Component Analysis / Characteristic point alighning / Word recollection / Melody recollection
Paper # EA2011-37
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Committee EA
Conference Date 2011/6/16(1days)
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Registration To Engineering Acoustics (EA)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Independent Component Analysis of Time Aligned NIRS waveforms Selectively Chosen Based on Characteristic Features
Sub Title (in English)
Keyword(1) NIRS
Keyword(2) Independent Component Analysis
Keyword(3) Characteristic point alighning
Keyword(4) Word recollection
Keyword(5) Melody recollection
1st Author's Name Akinori MORIMOTO
1st Author's Affiliation Faculty of Science and Engineering, Doshisha Univ.()
2nd Author's Name Masatoshi KAWAI
2nd Author's Affiliation Faculty of Science and Engineering, Doshisha Univ.
3rd Author's Name Yu-ki OKUNO
3rd Author's Affiliation Faculty of Science and Engineering, Doshisha Univ.
4th Author's Name Masuzo YANAGIDA
4th Author's Affiliation Faculty of Science and Engineering, Doshisha Univ.
Date 2011-06-24
Paper # EA2011-37
Volume (vol) vol.111
Number (no) 89
Page pp.pp.-
#Pages 6
Date of Issue