Motor Control and Adaptation

Task goals shape the relationship between decision and movement speed

The paper investigates how task goals influence the relationship between decision and movement speed, finding that coregulation occurs as a default but is replaced by a tradeoff when detrimental to reward rate.

Exploration-based learning of a stabilizing controller predicts locomotor adaptation

This paper models locomotor adaptation as interactions between a stabilizing controller and a reinforcement learner, predicting adaptation in various scenarios and capturing learning phenomena.

Planning and movement activities co-adapt in a motor-reference frame during 3D BCI-controlled reach adaptation in monkey frontal and parietal cortices

The paper investigates visuomotor adaptation in rhesus monkeys using a BCI, finding that frontal and parietal cortices adapt to movement-contingent visual feedback, with stronger transfer of planning activity to movement corrections in the frontal cortex.

Real-Time Closed-Loop Feedback System For Mouse Mesoscale Cortical Signal And Movement Control: CLoPy

The paper introduces a closed-loop neurofeedback and movement feedback system for mice, showing improved performance and adaptation to rule changes in both neural activity and movement tasks.

Force monitoring reveals single trial dynamics of motor control in a stop signal task

The paper uses force monitoring in a stop signal task to show that higher initial force delays movement generation and aids inhibition.

Thalamic integration of basal ganglia and cerebellar circuits during motor learning

The paper identifies thalamic neurons that integrate signals from the basal ganglia and cerebellum during motor learning and shows their critical role in motor task execution.

Concurrent optogenetic motor mapping of multiple limbs in awake mice reveals cortical organization of coordinated movements

This paper develops MOMM to map motor movement representations of multiple limbs in awake mice and finds cortical topographies for coordinated movements.

15 second assessment of hand and foot motor skill using a smartphone

This paper introduces a 15-second smartphone-based motor skill assessment that quantifies movement variability, revealing age-related changes and practice effects in hand and foot motor skills.

Managing Gaze Competition when Acting On and Monitoring the Environment in Parallel

The paper examines how participants manage gaze competition during object manipulation and environmental monitoring tasks, showing they prioritize sensorimotor control and adjust timing based on event statistics.

Regulation of sensorimotor serial learning in speech production by motor compensation rather than sensory error

The paper investigates how motor compensation, not sensory error, drives serial learning in speech production through experimental designs and behavioral analysis.

Distinct optimization of motor control and learning: Motor learning achieves different motor patterns from overtrained self-paced movements

The paper compares motor control and learning by analyzing how participants adjust movement velocity and duration during self-paced tasks and visuomotor perturbations, finding distinct optimization strategies.

Bayesian inference in arm posture perception

The paper tests a Bayesian model of arm posture perception using a VR task, finding that a Gaussian prior better explains individual biases than a uniform prior.

Examining motor evidence for the pause-then-cancel model of action-stopping: Insights from motor system physiology

The paper investigates the pause-then-cancel model of action-stopping by measuring motor system physiology during action-stopping, finding evidence for both Pause and Cancel processes.

De Novo Sensorimotor Learning Through Reuse of Movement Components

This study shows that new motor skills can be learned by reusing existing motor commands rather than generating new ones, using a myoelectric interface task with muscle activation.

Cerebellar climbing fibers signal flexible, rapidly adapting reward predictions

This study investigates how cerebellar climbing fibers respond to reward-predictive stimuli and finds they generate flexible, context-sensitive reward prediction signals.

Enhancing Perceptual, Attentional, and Working Memory Demands through Variable Practice Schedules: Insights from High-Density EEG Multi-Scale Analyses

This study uses high-density EEG to analyze perceptual, attentional, and working memory processes during motor learning with random vs. blocked practice schedules.

The cerebellum acts as the analog to the medial temporal lobe for sensorimotor memory

This study identifies a dissociation between short-term and long-term sensorimotor memory in individuals with cerebellar degeneration, revealing the cerebellum's role as a gateway for long-term memory formation.

Gradual consolidation of skilled sequential movements in primary motor cortex of non-human primates

The paper investigates how protein synthesis in the primary motor cortex contributes to the consolidation of sequential movement learning in non-human primates.

Posture-dependent modulation of marmoset cortical motor maps detected via rapid multichannel epidural stimulation

This study shows that posture affects motor maps in marmoset monkeys' primary motor cortex, with hindlimb posture having a strong influence, while body angle does not.

Kernels of Motor Memory Formation: Temporal Generalization in Bimanual Adaptation

This study investigates how the timing of contextual movements affects motor memory formation and generalization in bimanual tasks, finding distinct temporal generalization patterns based on the timing of contextual cues.

Separated attractors in neural landscape of motor cortex encoding motor learning

The paper identifies evolving point attractors in the M2 cortex during motor learning, showing how they reduce behavioral variation through training.

Dynamic Lateralization in Contralateral-Projecting Corticospinal Neurons During Motor Learning

The paper investigates dynamic lateralization in contralateral-projecting corticospinal neurons during motor learning in mice, finding heterogeneous activity changes and flexible network reconfiguration.

Acquiring musculoskeletal skills with curriculum-based reinforcement learning

This paper uses curriculum-based reinforcement learning to train a neural network to control a musculoskeletal hand model, revealing insights into motor control and synergy analysis.

A Kinematic Deviation Index (KDI) for Evaluation of Forelimb Function in Rodents

The paper introduces a kinematic deviation index (KDI) to assess forelimb function in rodents, demonstrating its ability to detect movement differences and response to interventions.

Physical Effort Pre-Crastination Determines Preference in an Isometric Task

The paper investigates how humans prefer to invest physical effort over time in an isometric task and finds that effort is preferred earlier, supported by a subjective utility model.

When and why does motor preparation arise in recurrent neural network models of motor control?

This study investigates why motor preparation occurs in RNN models of motor control and finds that optimal input-driven control leads to multiple phases of preparation during reach sequences.

Task dependent coarticulation of movement sequences

This study shows that sequence production can be either separate or coarticulated based on task-dependent control, validated through simulations and human experiments.

Spinal and cortical premotor control of primate dexterous hand movements

This study investigates the functional differences between direct corticomotoneuronal and indirect corticospinal pathways in primate hand movement control during a precision grip task.

A mosaic of whole-body representations in human motor cortex

The paper maps human motor cortex using microelectrode recordings, finding whole-body representations and challenging the traditional motor homunculus model.

The role of feedback in responding to gradual and abrupt visuo-proprioceptive cue conflict

This study investigates how gradual vs. abrupt visuo-proprioceptive cue conflicts and feedback affect recalibration in a static hand, finding similar magnitudes but different timing of recalibration and limited feedback impact.