Presentation 2000/3/15
Torque-angle relation of human elbow flexor muscle at constant activity in isovelocity flexion estimated with artificial neural network technique
Shin-ichiro YOSHIMARU, Ryuhei OKUNO, Kenzo AKAZAWA,
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Abstract(in English) The purpose of this study was to estimate ralations between human elbow joint angle and torque around the elbow joint at the various flexing velocities. First, we measured the IEMGs(muscle activities) with varing elbow angle, flexing velocity and external load. Then, we constructed a model describing angle-IEMGs-velocity-torque relations with a neural network technique. Finally, we estimated the torque-angle relations at the various velocities while the IEMGs were kept constant. Slope of the torque-angle relations decreased as the velocity inceased, i.e., it stiffness changed from negative to positive over a range of the small elbow angles, as the velocity increased.
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Keyword(in English) elbow / flexor / torque / IEMG / artificial neural network / stiffness
Paper # MBE99-172
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Committee MBE
Conference Date 2000/3/15(1days)
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Registration To ME and Bio Cybernetics (MBE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Torque-angle relation of human elbow flexor muscle at constant activity in isovelocity flexion estimated with artificial neural network technique
Sub Title (in English)
Keyword(1) elbow
Keyword(2) flexor
Keyword(3) torque
Keyword(4) IEMG
Keyword(5) artificial neural network
Keyword(6) stiffness
1st Author's Name Shin-ichiro YOSHIMARU
1st Author's Affiliation Graduate School of Science and Technology, Kobe University()
2nd Author's Name Ryuhei OKUNO
2nd Author's Affiliation Faculty of Engineering, Kobe University
3rd Author's Name Kenzo AKAZAWA
3rd Author's Affiliation Faculty of Engineering, Kobe University
Date 2000/3/15
Paper # MBE99-172
Volume (vol) vol.99
Number (no) 688
Page pp.pp.-
#Pages 6
Date of Issue