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Title Transcription
fMRI ト ドウジ ニ ケイソク サレタ ノウ デンイ シンゴウ カラ ノ ドクリツ セイブン カイセキ オ モチイタ アーティファクト ジョキョ
Title Alternative (English)
Removing ballistocardiogram artifact from EEG data recorded simultaneously with fMRI data by independent component anaiysis
File
language
jpn
Description
EEG data recorded simultaneously with fMRI data suffer from two specific artifacts and one of them is called Ballistocardiogram(BCG).Average subtraction has been used for removing it. However, average subtraction has been used for removing it. However, average subtraction requires an assumption that BCG waveforms are precisely periodiodic, which seems unrealistic decause BCG is a biomedical artifact. In this study, we apply independent component analysis(ICA) for removing BDG. ICA is a statistioal artifact. In this study, we data into statistically independent components. With the post-processing always improved the results of removal. With the proposed method, it is not necessary to assume that the BCG waveforms are periodic.
Journal Title
島根大学総合理工学部紀要. シリーズA
Volume
39
Start Page
61
End Page
72
ISSN
13427113
Published Date
2005-12-15
NCID
AA11157087
Publisher
島根大学総合理工学部
Publisher Aalternative
Interdisciplinary Faculty of Science and Engineering, Shimane University
NII Type
Departmental Bulletin Paper
OAI-PMH Set
Interdisciplinary Graduate School of Science and Engineering
Remark
30-41+ / 1997-2007
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