Results 11 to 20 of about 1,059,285 (279)

A neural basis for motor primitives in the spinal cord. [PDF]

open access: yesJ Neurosci, 2010
Motor primitives and modularity may be important in biological movement control. However, their neural basis is not understood. To investigate this, we recorded 302 neurons, making multielectrode recordings in the spinal cord gray of spinalized frogs, at 400, 800, and 1200 μm depth, at the L2/L3 segment border.
Hart CB, Giszter SF.
europepmc   +4 more sources

Learning of action through adaptive combination of motor primitives [PDF]

open access: yesNature, 2000
Understanding how the brain constructs movements remains a fundamental challenge in neuroscience. The brain may control complex movements through flexible combination of motor primitives, where each primitive is an element of computation in the sensorimotor map that transforms desired limb trajectories into motor commands.
Reza Shadmehr, Kurt Thoroughman
exaly   +3 more sources

Motor primitives are determined in early development and are then robustly conserved into adulthood [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Simon F Giszter
exaly   +2 more sources

On the notion of motor primitives in humans and robots [PDF]

open access: yes, 2005
This article reviews two reflexive motor patterns in humans: Primitive reflexes and motor primitives. Both terms coexist in the literature of motor development and motor control, yet they are not synonyms. While primitive reflexes are a part of the temporary motor repertoire in early ontogeny, motor primitives refer to sets of motor patterns that are ...
Konczak, Jürgen
openaire   +2 more sources

Sex-specific tuning of modular muscle activation patterns for locomotion in young and older adults.

open access: yesPLoS ONE, 2022
There is increasing evidence that including sex as a biological variable is of crucial importance to promote rigorous, repeatable and reproducible science.
Alessandro Santuz   +6 more
doaj   +2 more sources

Initialization of latent space coordinates via random linear projections for learning robotic sensory-motor sequences

open access: yesFrontiers in Neurorobotics, 2022
Robot kinematic data, despite being high-dimensional, is highly correlated, especially when considering motions grouped in certain primitives. These almost linear correlations within primitives allow us to interpret motions as points drawn close to a ...
Vsevolod Nikulin, Jun Tani
doaj   +1 more source

A framework to identify structured behavioral patterns within rodent spatial trajectories

open access: yesScientific Reports, 2021
Animal behavior is highly structured. Yet, structured behavioral patterns—or “statistical ethograms”—are not immediately apparent from the full spatiotemporal data that behavioral scientists usually collect.
Francesco Donnarumma   +7 more
doaj   +1 more source

Emergence of functional hierarchy in a multiple timescale neural network model: a humanoid robot experiment. [PDF]

open access: yesPLoS Computational Biology, 2008
It is generally thought that skilled behavior in human beings results from a functional hierarchy of the motor control system, within which reusable motor primitives are flexibly integrated into various sensori-motor sequence patterns.
Yuichi Yamashita, Jun Tani
doaj   +1 more source

Dynamic primitives of motor behavior [PDF]

open access: yesBiological Cybernetics, 2012
We present in outline a theory of sensorimotor control based on dynamic primitives, which we define as attractors. To account for the broad class of human interactive behaviors-especially tool use-we propose three distinct primitives: submovements, oscillations, and mechanical impedances, the latter necessary for interaction with objects.
Neville Hogan, Dagmar Sternad
openaire   +5 more sources

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