Presentation 1993/5/28
Fuzzy Rule Based Artifact Rijection Method
Takao Kobayashi, Yukihiro Nakamura, Tohru Kiryu, Yoshiaki Saitoh,
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Abstract(in English) Myoelectric(ME)signals during dynamic movement suffers from an artifact noise caused by mechanical friction between electrodes and the skin.The frequency components of artifact noise is similar to those of ME signals.Thus it is difficult to reject artifact noises using linear filters.We have proposed a nonlinear filter based artifact rejection method that consists of an autoregressive(AR)filter,a nonlinear filter,and the inverse-AR filter.These filters are also adaptive filters to perform in time- varying ME signals.To improve the performance for an abrupt artifact noise,a fuzzy rule based filter coefficients adjustment was employed.Customizing fuzzy rules,we achieved a better rejection performance.
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Keyword(in English) fuzzy rules / nonlinear filter / artifact noise
Paper # MBE93-21
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Committee MBE
Conference Date 1993/5/28(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) Fuzzy Rule Based Artifact Rijection Method
Sub Title (in English)
Keyword(1) fuzzy rules
Keyword(2) nonlinear filter
Keyword(3) artifact noise
1st Author's Name Takao Kobayashi
1st Author's Affiliation Department of Information Engineering,Faculty of Engineering, Niigata University()
2nd Author's Name Yukihiro Nakamura
2nd Author's Affiliation Department of Information Engineering,Faculty of Engineering, Niigata University
3rd Author's Name Tohru Kiryu
3rd Author's Affiliation Department of Information Engineering,Faculty of Engineering, Niigata University
4th Author's Name Yoshiaki Saitoh
4th Author's Affiliation Department of Information Engineering,Faculty of Engineering, Niigata University
Date 1993/5/28
Paper # MBE93-21
Volume (vol) vol.93
Number (no) 84
Page pp.pp.-
#Pages 6
Date of Issue