SERVO HYPOTHESES FOR THE BIOLOGICAL-CONTROL OF MOVEMENT

被引:106
作者
MCINTYRE, J [1 ]
BIZZI, E [1 ]
机构
[1] MIT,DEPT BRAIN & COGNIT SCI,CAMBRIDGE,MA 02139
关键词
ELBOW MOVEMENTS; EQUILIBRIUM-POINT HYPOTHESIS; HUMAN ARM MOVEMENTS; MOTOR CONTROL; MOTOR CONTROL; MECHANICAL-PROPERTIES; ARM MOVEMENTS; ELBOW JOINT; DISTURBANCES; TRAJECTORIES; COACTIVATION; STIFFNESS; POSITION; POSTURE;
D O I
10.1080/00222895.1993.9942049
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
An analysis is made of equilibrium-point models for motor control, describing these models in the context of servo control mechanisms. We considered issues of speed and stiffness scaling that are incompatible with current formulations of the equilibrium-point models. A modification of the equilibrium-point models is proposed in which the central nervous system controls velocity as well as positions during the course of fast limb movements. Numerical simulations are presented that verify that such a servo control mechanism could successfully produce fast limb movements, as observed in human subjects.
引用
收藏
页码:193 / 202
页数:10
相关论文
共 32 条
[1]   TIME-VARYING STIFFNESS OF HUMAN ELBOW JOINT DURING CYCLIC VOLUNTARY MOVEMENT [J].
BENNETT, DJ ;
HOLLERBACH, JM ;
XU, Y ;
HUNTER, IW .
EXPERIMENTAL BRAIN RESEARCH, 1992, 88 (02) :433-442
[2]   ADAPTABILITY OF INNATE MOTOR PATTERNS AND MOTOR CONTROL MECHANISMS [J].
BERKINBLIT, MB ;
FELDMAN, AG ;
FUKSON, OI .
BEHAVIORAL AND BRAIN SCIENCES, 1986, 9 (04) :585-599
[3]  
BIZZI E, 1976, J NEUROPHYSIOL, V39, P435, DOI 10.1152/jn.1976.39.2.435
[4]  
BIZZI E, 1984, J NEUROSCI, V4, P2738
[5]  
BIZZI E, 1985, P255
[6]   EFFECT OF LOAD DISTURBANCES DURING CENTRALLY INITIATED MOVEMENTS [J].
BIZZI, E ;
DEV, P ;
MORASSO, P ;
POLIT, A .
JOURNAL OF NEUROPHYSIOLOGY, 1978, 41 (03) :542-556
[7]   MECHANICAL-PROPERTIES OF MUSCLES - IMPLICATIONS FOR MOTOR CONTROL [J].
BIZZI, E ;
CHAPPLE, W ;
HOGAN, N .
TRENDS IN NEUROSCIENCES, 1982, 5 (11) :395-398
[8]   REFLEX MOTOR OUTPUT TO TORQUE PULSES IN MAN - IDENTIFICATION OF SHORT-LATENCY AND LONG-LATENCY LOOPS WITH INDIVIDUAL FEEDBACK PARAMETERS [J].
DUFRESNE, JR ;
SOECHTING, JF ;
TERZUOLO, CA .
NEUROSCIENCE, 1979, 4 (10) :1493-1500
[9]   ELECTROMYOGRAPHIC RESPONSE TO PSEUDO-RANDOM TORQUE DISTURBANCES OF HUMAN FOREARM POSITION [J].
DUFRESNE, JR ;
SOECHTING, JF ;
TERZUOLO, CA .
NEUROSCIENCE, 1978, 3 (12) :1213-1226
[10]  
FELDMAN AG, 1966, BIOPHYS-USSR, V11, P766