<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The presence of noise and cross-talk from closely located and simultaneously active muscles is exaggerated when the level of muscle contraction is very low. Due to this the current applications of surface electromyogram (sEMG) are infeasible and unreliable in pattern classification. This research reports a new technique of sEMG using Independent Component Analysis (ICA). The technique uses blind source separation (BSS) methods to classify the patterns of Myo-electrical signals during different Maximum Voluntary Contraction (MVCs) at different low level finger movements. The results of the experiments indicate that patterns using ICA of sEMG is a reliable (p&lt;0.001) measure of strength of muscle contraction even when muscle activity is only 20% MVC. The authors propose that ICA is a useful indicator of muscle properties and is a useful indicator of the level of muscle activity.</p></abstract>

The presence of noise and cross-talk from closely located and simultaneously active muscles is exaggerated when the level of muscle contraction is very low. Due to this the current applications of surface electromyogram (sEMG) are infeasible and unreliable in pattern classification. This research reports a new technique of sEMG using Independent Component Analysis (ICA). The technique uses blind source separation (BSS) methods to classify the patterns of Myo-electrical signals during different Maximum Voluntary Contraction (MVCs) at different low level finger movements. The results of the experiments indicate that patterns using ICA of sEMG is a reliable (p<0.001) measure of strength of muscle contraction even when muscle activity is only 20% MVC. The authors propose that ICA is a useful indicator of muscle properties and is a useful indicator of the level of muscle activity.

Pattern classification of Myo-Electrical signal during different Maximum Voluntary Contractions: A study using BSS techniques

Electrical and Computer Engineering, RMIT University, Melbourne, Australia

Measurement Science Review

The presence of noise and cross-talk from closely located and simultaneously active muscles is exaggerated when the level of muscle contraction is very low....

Pattern classification of Myo-Electrical signal during different Maximum Voluntary Contractions: A study using BSS techniques

Pubblicato online: 15 feb 2010

Pagine: 1 - 6

DOI: https://doi.org/10.2478/v10048-010-0001-y

Parole chiave
Surface Electromyography, Independent component Analysis, Blind source separation, Gestures, Maximum Voluntary Contractions, RMS, Motor Unit Action Potential

This content is open access.

Pattern classification of Myo-Electrical signal during different Maximum Voluntary Contractions: A study using BSS techniques

Pubblicato online: 15 feb 2010

Pagine: 1 - 6

DOI: https://doi.org/10.2478/v10048-010-0001-y

Parole chiaveSurface Electromyography, Independent component Analysis, Blind source separation, Gestures, Maximum Voluntary Contractions, RMS, Motor Unit Action Potential

This content is open access.

Parole chiave
Surface Electromyography, Independent component Analysis, Blind source separation, Gestures, Maximum Voluntary Contractions, RMS, Motor Unit Action Potential