Signal processing of EMG signal for continuous thumbangle estimation

Human hand functions range from precise-minute handling to heavy and robust movements. Developing an artificial thumb which can mimic the actions of a real thumb precisely is a major achievement. Despite many efforts dedicated to this area of research, control of artificial thumb movements in r...

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Main Authors: Siddiqi, Abdul Rahman, Sidek, Shahrul Naim, Khorshidtalab, Aida
Format: Proceeding Paper
Language:English
English
Published: IEEE 2016
Subjects:
Online Access:http://irep.iium.edu.my/52509/
http://irep.iium.edu.my/52509/14/52509-Signal%20processing%20of%20EMG%20signal%20for%20continuous%20thumb-angle%20estimation_SCOPUS.pdf
http://irep.iium.edu.my/52509/15/52509-updated.pdf
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author Siddiqi, Abdul Rahman
Sidek, Shahrul Naim
Khorshidtalab, Aida
author_facet Siddiqi, Abdul Rahman
Sidek, Shahrul Naim
Khorshidtalab, Aida
author_sort Siddiqi, Abdul Rahman
building IIUM Repository
collection Online Access
description Human hand functions range from precise-minute handling to heavy and robust movements. Developing an artificial thumb which can mimic the actions of a real thumb precisely is a major achievement. Despite many efforts dedicated to this area of research, control of artificial thumb movements in resemblance to our natural movement, still poses as a challenge. Most of the development in this area is based on discontinuous thumb position control, which makes it possible to recreate several of the most important functions of the thumb but does not result in total imitation. The paper looks into the classification of Electromyogram (EMG) signals from thumb muscles for the prediction of thumb angle during flexion motion. For this purpose, an experimental setup is developed to measure the thumb angle throughout the range of flexion and simultaneously gather the EMG signals. Further various different features are extracted from these signals for classification and the most suitable feature set is determined and applied to different classifiers. A ‘piecewise-discretization’ approach is used for continuous angle prediction. The most determinant features are found to be the 2nd order Auto-regressive (AR) coefficients with Simple Square Integral (SSI) giving an accuracy of 85.41% in average while the best classification method is Support Vector Machine (SVM - with Puk kernel) with an average accuracy of 86.53%.
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format Proceeding Paper
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institution International Islamic University Malaysia
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language English
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spelling iium-525092019-01-10T04:55:22Z http://irep.iium.edu.my/52509/ Signal processing of EMG signal for continuous thumbangle estimation Siddiqi, Abdul Rahman Sidek, Shahrul Naim Khorshidtalab, Aida T Technology (General) Human hand functions range from precise-minute handling to heavy and robust movements. Developing an artificial thumb which can mimic the actions of a real thumb precisely is a major achievement. Despite many efforts dedicated to this area of research, control of artificial thumb movements in resemblance to our natural movement, still poses as a challenge. Most of the development in this area is based on discontinuous thumb position control, which makes it possible to recreate several of the most important functions of the thumb but does not result in total imitation. The paper looks into the classification of Electromyogram (EMG) signals from thumb muscles for the prediction of thumb angle during flexion motion. For this purpose, an experimental setup is developed to measure the thumb angle throughout the range of flexion and simultaneously gather the EMG signals. Further various different features are extracted from these signals for classification and the most suitable feature set is determined and applied to different classifiers. A ‘piecewise-discretization’ approach is used for continuous angle prediction. The most determinant features are found to be the 2nd order Auto-regressive (AR) coefficients with Simple Square Integral (SSI) giving an accuracy of 85.41% in average while the best classification method is Support Vector Machine (SVM - with Puk kernel) with an average accuracy of 86.53%. IEEE 2016-01-28 Proceeding Paper PeerReviewed application/pdf en http://irep.iium.edu.my/52509/14/52509-Signal%20processing%20of%20EMG%20signal%20for%20continuous%20thumb-angle%20estimation_SCOPUS.pdf application/pdf en http://irep.iium.edu.my/52509/15/52509-updated.pdf Siddiqi, Abdul Rahman and Sidek, Shahrul Naim and Khorshidtalab, Aida (2016) Signal processing of EMG signal for continuous thumbangle estimation. In: 41st Annual Conference of the IEEE Industrial Electronics Society -IECON 2015, 9th-12th November 2015, Yokohama, Japan. http://ieeexplore.ieee.org/document/7392128/
spellingShingle T Technology (General)
Siddiqi, Abdul Rahman
Sidek, Shahrul Naim
Khorshidtalab, Aida
Signal processing of EMG signal for continuous thumbangle estimation
title Signal processing of EMG signal for continuous thumbangle estimation
title_full Signal processing of EMG signal for continuous thumbangle estimation
title_fullStr Signal processing of EMG signal for continuous thumbangle estimation
title_full_unstemmed Signal processing of EMG signal for continuous thumbangle estimation
title_short Signal processing of EMG signal for continuous thumbangle estimation
title_sort signal processing of emg signal for continuous thumbangle estimation
topic T Technology (General)
url http://irep.iium.edu.my/52509/
http://irep.iium.edu.my/52509/
http://irep.iium.edu.my/52509/14/52509-Signal%20processing%20of%20EMG%20signal%20for%20continuous%20thumb-angle%20estimation_SCOPUS.pdf
http://irep.iium.edu.my/52509/15/52509-updated.pdf