• 제목/요약/키워드: Additive Nnoise and SOM-TVC

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시스템잡음에 강건한 SOM-TVC 기법을 이용한 근전도 패턴 인식에 관한 연구 (A Study on the EMG Pattern Recognition Using SOM-TVC Method Robust to System Noise)

  • 김인수;이진;김성환
    • 대한전기학회논문지:시스템및제어부문D
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    • 제54권6호
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    • pp.417-422
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    • 2005
  • This paper presents an EMG pattern classification method to identify motion commands for the control of the artificial arm by SOM-TVC(self organizing map - tracking Voronoi cell) based on neural network with a feature parameter. The eigenvalue is extracted as a feature parameter from the EMG signals and Voronoi cells is used to define each pattern boundary in the pattern recognition space. And a TVC algorithm is designed to track the movement of the Voronoi cell varying as the condition of additive noise. Results are presented to support the efficiency of the proposed SOM-TVC algorithm for EMG pattern recognition and compared with the conventional EDM and BPNN methods.