基于Hammerstein模型和表面肌电的过头作业上肢肌肉疲劳评估

杨延璞,伍智泓,孟文昊,卓玥鸣,刘嘉玲

Upper-limb muscle fatigue assessment in overhead work based on Hammerstein model and surface electromyography

Yanpu YANG,Zhihong WU,Wenhao MENG,Yueming ZHUO,Jialing LIU

表 4 不同特征组合的判定系数R2

Tab.4 Determination coefficient R2 of different feature combinations

被试者 R2 RMS-MF RMS-MPF IEMG-MF IEMG-MPF RMS-IEMG MF-MPF 1)注：*表示为p<0.05，**表示为p<0.01. 1 0.554**1) 0.373* 0.341 0.314 0.310 0.321 2 0.514** 0.414* 0.311 0.332 0.352* 0.325 3 0.536** 0.434* 0.368* 0.357* 0.321 0.256 4 0.607** 0.498* 0.423* 0.312 0.321 0.416* 5 0.621** 0.409* 0.482* 0.387* 0.332 0.337 6 0.593** 0.421* 0.378* 0.326 0.394* 0.407* 7 0.542** 0.317 0.411* 0.304 0.415* 0.356* 8 0.575** 0.403* 0.498* 0.386* 0.391* 0.315 9 0.578** 0.432* 0.394* 0.315 0.325 0.346 10 0.569** 0.411* 0.437* 0.309 0.324 0.362*