Abstract
The information about intended hand gestures can be extracted by processing surface electromyography signals using non-invasive commercial off the shelf surface electromyography data acquisition devices. Surface electromyography signals have a great potential for use in multi-functional prosthetic controllers. The objective of this study is the implementation of a classifier that can be used to classify gestures from Myo-electric data obtained from the Myo-armband. This study describes in detail a method for data acquisition, feature extraction, and offline gesture classification using Artificial Neural Network. The performance is then compared with a Support Vector Machine Classifier. The proposed approach results in an accuracy greater than 94% for validation data set for classification of five distinct hand gestures. It could be concluded that this technique could be used in the human-machine interfaces with five distinct control signals including rest. A significant observation in this study was that a single artificial neural network taking inputs from all sensors simultaneously gives inferences with better accuracy compared to a system with a separate neural network for each sensor with a majority voting to decide the classification of the gesture.
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Acknowledgements
The authors would like to thank Department of Electronics, Mangalore University, and Flashflow Technologies (OPC) Private Limited, for their support during the research work by providing access to a variety of journals which has been tremendously helpful in guiding this work and for all the technical infrastructure and equipment provided for establishing the experimental setup which are immensely critical for this work.
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We have taken permission from competent authorities to use the data as given in the paper. In case of any dispute in the future, we shall be wholly responsible.
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Amin, P., Khan, A.M., Bhat, A.R., Rao, G. (2021). Feature Extraction and Classification of Gestures from Myo-Electric Data Using a Neural Network Classifier. In: Bhateja, V., Peng, SL., Satapathy, S.C., Zhang, YD. (eds) Evolution in Computational Intelligence. Advances in Intelligent Systems and Computing, vol 1176. Springer, Singapore. https://doi.org/10.1007/978-981-15-5788-0_7
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