Motor Control and Adaptation

Routing of task-relevant information in mouse PPC during continuousvisuomotor control

The paper investigates how task-relevant visual information is routed from the PPC to M1 in mice during a visuomotor task, finding that PPC-M1 projections prioritize movement over visual signals.

Somatosensory Realignment Following Single and Dual Force Field Adaptation

This study investigates whether somatosensory realignment during force field adaptation shares properties with motor adaptation, finding they exhibit different characteristics.

Context-dependent low-dimensional neural dynamics unfold in distinct subspaces, dimensionality, and dynamical strength for natural walking and reaching

The paper compares neural dynamics during walking and reaching, finding that reaching has higher dimensionality and faster decay in dynamical systems than walking.

Adults up to 80 years old maintain effective movement planning when facing complex body dynamics

The paper investigates age-related changes in motor control during multi-joint movements, finding preserved feedforward control but deteriorated feedback control in older adults.

Implicit adaptations effect on sensorimotor and motor confidence

This study investigates whether implicit sensorimotor adaptation affects confidence in motor execution and proprioceptive awareness, finding dissociated effects on these judgments.

Target configuration determines how and what we learn during sensorimotor adaptation

This study investigates how target configuration during motor adaptation training affects learning strategies and generalization, finding that angular target groups learned translation rules while extent groups learned gain rules.

EEG Dynamics of Movement Preparation and Error Processing Distinguish Motor Adaptation From De Novo Learning

This study uses EEG to distinguish neural mechanisms of motor adaptation and de novo learning by analyzing preparatory and feedback-related dynamics across different perturbation types.

Optimal feedback solutions recapitulate key features of motorcortical population dynamics

This paper develops a method to model neural population dynamics as optimal feedback solutions and shows they match recorded motorcortical responses.

Reward-driven adaptation of movements requires strong recurrent basal ganglia-cortical loops

This paper presents a theoretical model of the BG-thalamo-cortical network to explain how reward-driven movement adaptation occurs through closed-loop dynamics and dopamine-dependent plasticity.

Neural correlates of kinematic features of passive finger movement revealed by univariate and multivariate fMRI analyses

The paper reanalyzes passive finger movement fMRI data using univariate and multivariate methods to show that multivariate analysis better identifies brain regions encoding kinesthesia and proprioception, with larger neural representation for amplitude and direction than velocity.

Anatomical and functional examination of superior colliculus projections to the inferior olivary neurons in mice

This study examines superior colliculus projections to inferior olivary neurons in mice, revealing additional projections to the ventral principal olive and their functional impact on spiking and synchronization.

Information about task duration influences energetic cost during split-belt adaptation and retention of walking patterns post-adaptation

This study investigates how information about task duration affects adaptation and retention of walking patterns during split-belt walking, finding that it influences metabolic cost and aftereffect retention.

Hypothesis Testing Governs an Efficiency-Flexibility Trade-off in Strategic Motor Learning

This study shows that hypothesis testing leads to an efficiency-flexibility trade-off in motor learning, with constrained environments resulting in slower learning but better generalization.

Serial dependence during visuomotor integration is robust to the passage of time and interference from intervening tasks

This study investigates serial dependence in visuomotor tasks, finding it persists across time and is unaffected by intervening tasks.

A model of the cerebellum generates gait adaptations in a reflex-based neuromusculoskeletal model during split-belt walking

This paper introduces a cerebellum model that enables gait adaptation in a reflex-based neuromusculoskeletal model during split-belt walking, showing exponential reduction in step length asymmetry.

Goal Uncertainty Attenuates Sensorimotor Adaptation

This study investigates how goal uncertainty affects implicit sensorimotor adaptation and finds that it significantly reduces adaptation, independent of visual and kinematic factors.

Concurrent saliency and intentional maps in posterior parietal cortex

This study investigates how goal representation is generated in the posterior parietal cortex by distinguishing saliency and intentional maps during target interception tasks.

From static to dynamic: how object rotation influences grasp decisions in ambiguous settings

The paper investigates how preceding static or dynamic visual information influences grasp decisions in ambiguous settings, finding that dynamic rotation leads to an inverse bias in grasp configurations.

Subcortical control of reaching in humans

This study investigates subcortical control of reaching in humans using a visuomotor task, finding coordinated muscle responses that suggest subcortical systems can compute musculoskeletal dynamics for reaching.

Interactions between motor cortical forelimb regions and their influence on muscles reorganize across behaviors

The paper shows that interactions between motor cortical regions change with behavior, with CFA dominating over RFA during climbing and vice versa during reaching.

ATHENA: Automatically Tracking Hands Expertly with No Annotations

ATHENA provides an accurate, open-source tool for 3D markerless hand tracking, validated against optoelectronic systems with high spatiotemporal agreement and reduced costs.

Joint Angle Trajectories Are Robust to Segment Length Estimation Methods in Human Reaching

This study shows that joint angle trajectories in human reaching are robust to different segment length estimation methods, with minor effects compared to within-subject variability.

Online interference of declarative memory on fast and slow adaptive processes in force field motor learning

The paper investigates how a declarative memory task affects fast and slow motor adaptation processes during force field learning, finding a potential reduction in fast process retention.

Complementary cortical and striatal encoding of locomotor preparation and performance

This study compares how cortical and striatal regions encode locomotor preparation and performance in mice, finding complementary coding schemes in different brain areas.

No Evidence for Stronger Brain-Behavior Associations in the Bimanual Motor Network of Older Adults

The paper investigates whether brain-behavior associations in the bimanual motor network differ between younger and older adults, finding no evidence of stronger associations in older adults.

Skill Memory Expansion Shapes Micro-Scale Dynamics of Skill Learning

The paper identifies skill memory expansion as a key driver of early skill learning by analyzing neural dynamics during motor skill practice.

The Cerebellum Implements an Oscillatory Forward Model for Accurate Motor Timing

The paper investigates cerebellar oscillatory activity during motor tasks and finds that cerebellar rhythms adjust their influence based on cue predictability.

Motor Cortical Output Integrates Distorted Proprioceptive Feedback

The paper shows that motor cortical circuits integrate distorted proprioceptive feedback by separating activity subspaces to maintain task-relevant movement output.

Eye-hand coordination beyond vision: preceding gaze history shapes reaching memories

This study shows that preceding gaze history influences reaching memory formation and retrieval, expanding the role of eye-hand coordination beyond visual guidance.

Autonomic responses to proprioceptive and visual errors during single-trial reach adaptation

This study measures autonomic responses to proprioceptive and visual errors during motor learning and finds a dose-dependent relationship between error magnitude and autonomic activity.