| 基于重采样技术的肌电信号动作电位传导速度估计研究 |
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| 引用本文： | 付聪练士龙李强. 基于重采样技术的肌电信号动作电位传导速度估计研究[J]. 现代生物医学进展, 2011, 11(19): 3774-3776 |
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| 作者姓名： | 付聪练士龙李强 |
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| 作者单位： | 西南科技大学信息工程学院 四川绵阳621010 |
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| 基金项目： | 西南科技大学博士研究基金 |
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| 摘 要： | 目的:本文针对表面肌电(sEMG)信号探讨动作电位传导速度(APCV)估计问题。方法:以生理学仿真sEMG信号为基础,采用基于互相关分析的时延估计技术来获取相应的APCV估计值,并利用重采样技术来提高估计的精度。结果:实验表明,针对重采样后的仿真信号,其APCV的估计误差得到了明显降低。结论:所采用方法能够有效获取满意的APCV估计效果。
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| 关 键 词： | 动作电位传导速度 仿真 互相关 重采样 |
The Re-sampling Technique Application in Action Potential ConductionVelocity Estimation of Surface Electromyography |
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| FU Cong,LIAN Shi-long,LI Qiang. The Re-sampling Technique Application in Action Potential ConductionVelocity Estimation of Surface Electromyography[J]. Progress in Modern Biomedicine, 2011, 11(19): 3774-3776 |
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| Authors: | FU Cong LIAN Shi-long LI Qiang |
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| Affiliation: | FU Cong,LIAN Shi-long,LI Qiang(School of Information Engineering,Southwest University of Science and Technology,621010,Mianyang,China) |
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| Abstract: | Objective: The action potential conduction velocity(APCV) estimation was explored in this paper.Methods: Based on a physiological model of sEMG signal,the APCV estimation result was acquired by using the time-delay estimation of cross correlation,and the re-sampling technique was utilized to improve the estimation performance.Results: The experimental results showed that the APCV estimation error could be reduced by the re-sampling technique.Conclusion: The APCV estimation performance could be satisfac-tori... |
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| Keywords: | Action potential conduction velocity Simulation Cross correlation Re-sampling |
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