Search Results - "SHIMANSKY, Y"

State estimation bias induced by optimization under uncertainty and error cost asymmetry is likely reflected in perception by Shimansky, Y. P.

“…It is well known from numerous studies that perception can be significantly affected by intended action in many everyday situations, indicating that perception…”
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Control of aperture closure during reach-to-grasp movements in Parkinson's disease by RAND, M. K, SMILEY-OYEN, A. L, SHIMANSKY, Y. P, BLOEDEL, J. R, STELMACH, G. E

“…This study examined whether the pattern of coordination between arm-reaching toward an object (hand transport) and the initiation of aperture closure for…”
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Phase dependence of transport-aperture coordination variability reveals control strategy of reach-to-grasp movements by Rand, Miya K, Shimansky, Y. P, Hossain, Abul B. M. I, Stelmach, George E

“…Based on an assumption of movement control optimality in reach-to-grasp movements, we have recently developed a mathematical model of transport-aperture…”
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Quantitative model of transport-aperture coordination during reach-to-grasp movements by Rand, Miya K., Shimansky, Y. P., Hossain, Abul B. M. I., Stelmach, George E.

“…It has been found in our previous studies that the initiation of aperture closure during reach-to-grasp movements occurs when the hand distance to target…”
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Adaptation of reach-to-grasp movement in response to force perturbations by RAND, M. K, SHIMANSKY, Y, STELMACH, G. E, BLOEDEL, J. R

“…This study examined how reach-to-grasp movements are modified during adaptation to external force perturbations applied on the arm during reach. Specifically,…”
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Effects of Inactivating Individual Cerebellar Nuclei on the Performance and Retention of an Operantly Conditioned Forelimb Movement by Milak, M. S, Shimansky, Y, Bracha, V, Bloedel, J. R

“…M. S. Milak , Y. Shimansky , V. Bracha , and J. R. Bloedel Division of Neurobiology, Barrow Neurological Institute, Phoenix, Arizona 85013 Milak, M. S.,…”
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Effects of accuracy constraints on reach-to-grasp movements in cerebellar patients by RAND, M. K, SHIMANSKY, Y, STELMACH, G. E, BRACHA, V, BLOEDEL, J. R

“…Reach-to-grasp movements of patients with pathology restricted to the cerebellum were compared with those of normal controls. Two types of paradigms with…”
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Spinal motor control system incorporates an internal model of limb dynamics by Shimansky, Y P

“…The existence and utilization of an internal representation of the controlled object is one of the most important features of the functioning of neural motor…”
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Cerebellar contributions to the acquisition and execution of learned reflex and volitional movements by Bloedel, J R, Bracha, V, Milak, M, Shimansky, Y

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Afferent control of central pattern generators: experimental analysis of scratching in the decerebrate cat by Baev, K V, Esipenko, V B, Shimansky, Y P

“…Systematic quantitative analysis of changes in the spinal scratching generator motor activity evoked by tonic and phasic peripheral afferent signals during…”
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Learning-induced Dependence of Neuronal Activity in Primary Motor Cortex on Motor Task Condition by Cai, X., Shimansky, Y.P., Jiping He

“…A brain-computer interface (BCI) system such as a cortically controlled robotic arm must have a capacity of adjusting its function to a specific environmental…”
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Principles of organization of neural systems controlling automatic movements in animals by Baev, K V, Shimansky, Y P

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Role of vision in aperture closure control during reach-to-grasp movements by Rand, M K, Lemay, M, Squire, L M, Shimansky, Y P, Stelmach GE

“…We have previously shown that the distance from the hand to the target at which finger closure is initiated during the reach (aperture closure distance)…”
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Scaling, crossover, and classical behavior in the order parameter equation for coexisting phases of benzene from triple point to critical point by SHIMANSKY, Y. I, SHIMANSKAYA, E. T

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Coexistence curve equation for several one-component fluids in the vicinity of the critical point by SHIMANSKAYA, E. T, SHIMANSKY, Y. I, OLEINIKOVA, A. V

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Afferent control of central pattern generators: experimental analysis of locomotion in the decerebrate cat by Baev, K V, Esipenko, V B, Shimansky YuP

“…Changes in the motor activity of the spinal locomotor generator evoked by tonic and phasic peripheral afferent signals during fictitious locomotion of both…”
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Molecular Biology of Thermoregulation: Selected Contribution: Ambient temperature for experiments in rats: a new method for determining the zone of thermal neutrality by Romanovsky, Andrej A, Ivanov, Andrei I, Shimansky, Yury P

“…1  Trauma Research, St. Joseph's Hospital and Medical Center, Phoenix, Arizona 85013; and 2  Department of Bioengineering, Arizona State University, Tempe,…”
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On-line compensation for perturbations of a reaching movement is cerebellar dependent: support for the task dependency hypothesis by Shimansky, Yury, Wang, Jian-Jun, Bauer, Richard A, Bracha, Vlastislav, Bloedel, James R

“…Although the cerebellum has been shown to be critical for the acquisition and retention of adaptive modifications in certain reflex behaviors, this structure's…”
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Disassociation between primary motor cortical activity and movement kinematics during adaptation to reach perturbations by Cai, X, Shimansky, Y P, Weber, D J, He, Jiping

“…The relationship between movement kinematics and motor cortical activity was studied in monkeys performing a center-out reaching task during their adaptation…”
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Reorganization of Neural Activity in Cerebral Cortex during Adaptation to External Force Perturbations of Reaching Movement by Cai, X., Shimansky, Y.P., Jiping He

“…Knowledge of the properties of motor cortical neurons is crucial for solving the problem of developing a flexible and robust brain-computer interface (BCI)…”
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