Presentation 2010-06-10
A Median Based Solution for an Outer Product Expansion with Reference Signal for EEG Analysis
Akitoshi ITAI, Arao FUNASE, Andrzej CICHOCKI, Hiroshi YASUKAWA,
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Abstract(in English) The saccade-related electroencephalogram (EEG) signal produced by the saccadic eye movement is adopted to analyze relationship between a brain function and a human activity. Saccade-related electrooculogram (EOG) artifacts in EEGs yield significant problems for the EEG analysis. The EOG artifacts denoising is important task to analyze the relationship between the saccade and the EEG. The tensor product expansion with absolute error (TPE-AE), which calculates two terms of the outer product using reference signal, was proposed to reduce the EOG artifacts. However, this TPE-AE has two proplems; one is that an estimated EOG component varies eidely due to a random search, another one is a calculation cost. In this paper, we propose and apply the median based TPE-AE with reference signal to calculate the EOG component accurately. Results show that the proposed TPE-AE is effective to separate the EOG component and other noises.
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Keyword(in English) Outer product expansion / Median / EEG / EOG / Noise reduction
Paper # SIS2010-2
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Committee SIS
Conference Date 2010/6/3(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) A Median Based Solution for an Outer Product Expansion with Reference Signal for EEG Analysis
Sub Title (in English)
Keyword(1) Outer product expansion
Keyword(2) Median
Keyword(3) EEG
Keyword(4) EOG
Keyword(5) Noise reduction
1st Author's Name Akitoshi ITAI
1st Author's Affiliation Aichi Prefectural University()
2nd Author's Name Arao FUNASE
2nd Author's Affiliation Nagoya Institute of Technology:Brain Science Institute RIKEN
3rd Author's Name Andrzej CICHOCKI
3rd Author's Affiliation Brain Science Institute RIKEN
4th Author's Name Hiroshi YASUKAWA
4th Author's Affiliation Aichi Prefectural University
Date 2010-06-10
Paper # SIS2010-2
Volume (vol) vol.110
Number (no) 74
Page pp.pp.-
#Pages 6
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