Matches in SemOpenAlex for { <https://semopenalex.org/work/W2155571773> ?p ?o ?g. }
- W2155571773 endingPage "347" @default.
- W2155571773 startingPage "331" @default.
- W2155571773 abstract "The nervous system controls the behavior of complex kinematically redundant biomechanical systems. How it computes appropriate commands to generate movements is unknown. Here we propose a model based on the assumption that the nervous system: 1) processes static (e.g., gravitational) and dynamic (e.g., inertial) forces separately; 2) calculates appropriate dynamic controls to master the dynamic forces and progress toward the goal according to principles of optimal feedback control; 3) uses the size of the dynamic commands (effort) as an optimality criterion; and 4) can specify movement duration from a given level of effort. The model was used to control kinematic chains with 2, 4, and 7 degrees of freedom [planar shoulder/elbow, three-dimensional (3D) shoulder/elbow, 3D shoulder/elbow/wrist] actuated by pairs of antagonist muscles. The muscles were modeled as second-order nonlinear filters and received the dynamics commands as inputs. Simulations showed that the model can quantitatively reproduce characteristic features of pointing and grasping movements in 3D space, i.e., trajectory, velocity profile, and final posture. Furthermore, it accounted for amplitude/duration scaling and kinematic invariance for distance and load. These results suggest that motor control could be explained in terms of a limited set of computational principles." @default.
- W2155571773 created "2016-06-24" @default.
- W2155571773 creator A5060496993 @default.
- W2155571773 creator A5064281442 @default.
- W2155571773 creator A5075636849 @default.
- W2155571773 date "2007-01-01" @default.
- W2155571773 modified "2023-10-04" @default.
- W2155571773 title "Computational Motor Control: Redundancy and Invariance" @default.
- W2155571773 cites W1487392737 @default.
- W2155571773 cites W1497688683 @default.
- W2155571773 cites W1533349159 @default.
- W2155571773 cites W1549936327 @default.
- W2155571773 cites W1566040313 @default.
- W2155571773 cites W1577500130 @default.
- W2155571773 cites W1578543801 @default.
- W2155571773 cites W1594258211 @default.
- W2155571773 cites W169235709 @default.
- W2155571773 cites W1852375572 @default.
- W2155571773 cites W1861018751 @default.
- W2155571773 cites W1885639605 @default.
- W2155571773 cites W1892385946 @default.
- W2155571773 cites W1922715780 @default.
- W2155571773 cites W1953317701 @default.
- W2155571773 cites W1956636948 @default.
- W2155571773 cites W1957096125 @default.
- W2155571773 cites W1969040341 @default.
- W2155571773 cites W1972240689 @default.
- W2155571773 cites W1975211701 @default.
- W2155571773 cites W1977564418 @default.
- W2155571773 cites W1979587371 @default.
- W2155571773 cites W1979742978 @default.
- W2155571773 cites W1980440818 @default.
- W2155571773 cites W1981827726 @default.
- W2155571773 cites W1985135887 @default.
- W2155571773 cites W1986426509 @default.
- W2155571773 cites W1989998108 @default.
- W2155571773 cites W1995787925 @default.
- W2155571773 cites W2002538175 @default.
- W2155571773 cites W2008137931 @default.
- W2155571773 cites W2008363135 @default.
- W2155571773 cites W2010573942 @default.
- W2155571773 cites W2025616942 @default.
- W2155571773 cites W2029094773 @default.
- W2155571773 cites W2029776687 @default.
- W2155571773 cites W2030087297 @default.
- W2155571773 cites W2031376228 @default.
- W2155571773 cites W2032139276 @default.
- W2155571773 cites W2033299989 @default.
- W2155571773 cites W2035631673 @default.
- W2155571773 cites W2035869550 @default.
- W2155571773 cites W203724693 @default.
- W2155571773 cites W2037443788 @default.
- W2155571773 cites W2038200746 @default.
- W2155571773 cites W2038769905 @default.
- W2155571773 cites W2040405898 @default.
- W2155571773 cites W2041652498 @default.
- W2155571773 cites W2043748092 @default.
- W2155571773 cites W2045404130 @default.
- W2155571773 cites W2049800742 @default.
- W2155571773 cites W2050222422 @default.
- W2155571773 cites W2056505888 @default.
- W2155571773 cites W2057179779 @default.
- W2155571773 cites W2064277419 @default.
- W2155571773 cites W2064527819 @default.
- W2155571773 cites W2067201372 @default.
- W2155571773 cites W2076525365 @default.
- W2155571773 cites W2077247990 @default.
- W2155571773 cites W2078260125 @default.
- W2155571773 cites W2080487795 @default.
- W2155571773 cites W2083187651 @default.
- W2155571773 cites W2084145388 @default.
- W2155571773 cites W2084224953 @default.
- W2155571773 cites W2087185089 @default.
- W2155571773 cites W2088057674 @default.
- W2155571773 cites W2089406191 @default.
- W2155571773 cites W2094051551 @default.
- W2155571773 cites W2095359464 @default.
- W2155571773 cites W2097772120 @default.
- W2155571773 cites W2106831408 @default.
- W2155571773 cites W2107913136 @default.
- W2155571773 cites W2109458355 @default.
- W2155571773 cites W2110113296 @default.
- W2155571773 cites W2110383664 @default.
- W2155571773 cites W2111705205 @default.
- W2155571773 cites W2113077287 @default.
- W2155571773 cites W2116996800 @default.
- W2155571773 cites W2117562699 @default.
- W2155571773 cites W2121988302 @default.
- W2155571773 cites W2123487791 @default.
- W2155571773 cites W2128065872 @default.
- W2155571773 cites W2130325993 @default.
- W2155571773 cites W2132312022 @default.
- W2155571773 cites W2132584165 @default.
- W2155571773 cites W2137558286 @default.
- W2155571773 cites W2138331288 @default.
- W2155571773 cites W2140284391 @default.
- W2155571773 cites W2142259266 @default.
- W2155571773 cites W2142900574 @default.