Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Strengths, limitations, and way forward of home-based rehabilitation practices after stroke: a scoping review.

BMC health services research·2026
Same author

Anterior Segment OCT Thickness Difference Maps for Monitoring Corneal Thickness Changes: Small-Incision Lenticule Extraction as a Model.

Translational vision science & technology·2025
Same author

Neck Angle in the Handstand Changes the Pattern of Multi-Joint Variability.

Journal of motor behavior·2025
Same author

Wobble Board Instability Enhances Compensatory CoP Responses to CoM Movement Across Timescales.

Sensors (Basel, Switzerland)·2025
Same author

Dimensions of the functional degrees of freedom of the first serve in tennis.

Journal of sports sciences·2025
Same author

A Scoping Review of Preclinical Environmental Enrichment Protocols in Models of Poststroke to Set the Foundations for Translating the Paradigm to Clinical Settings.

Translational stroke research·2025

Related Experiment Video

Updated: Mar 31, 2026

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task
10:39

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task

Published on: May 3, 2018

9.2K

Matching and Minimizing Movement Time in Speed-Accuracy Tasks.

Tsung-Yu Hsieh1, Matheus M Pacheco2, Karl M Newell2

  • 11 Pennsylvania State University.

Motor Control
|October 23, 2015
PubMed
Summary

Movement speed-accuracy functions share common properties under identical spatial and temporal constraints, regardless of task type. This indicates a unified underlying mechanism for aiming movements, unaffected by specific task demands.

Keywords:
constraintsinformation entropyspeed-accuracy trade-off

More Related Videos

A Task for Assessing the Impact of a Partner on the Speed and Accuracy of Motor Performance in Rats
06:17

A Task for Assessing the Impact of a Partner on the Speed and Accuracy of Motor Performance in Rats

Published on: October 17, 2019

5.3K
Movement Retraining using Real-time Feedback of Performance
08:16

Movement Retraining using Real-time Feedback of Performance

Published on: January 17, 2013

13.9K

Related Experiment Videos

Last Updated: Mar 31, 2026

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task
10:39

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task

Published on: May 3, 2018

9.2K
A Task for Assessing the Impact of a Partner on the Speed and Accuracy of Motor Performance in Rats
06:17

A Task for Assessing the Impact of a Partner on the Speed and Accuracy of Motor Performance in Rats

Published on: October 17, 2019

5.3K
Movement Retraining using Real-time Feedback of Performance
08:16

Movement Retraining using Real-time Feedback of Performance

Published on: January 17, 2013

13.9K

Area of Science:

  • Human motor control
  • Cognitive psychology
  • Biomechanics

Background:

  • Speed-accuracy trade-offs are fundamental in motor control research.
  • Existing paradigms like time minimization and time matching may impose different task constraints.
  • Understanding these constraints is crucial for explaining variations in movement outcomes.

Purpose of the Study:

  • To investigate if differing speed-accuracy paradigms (time minimization vs. time matching) arise from distinct temporal and spatial task constraints.
  • To determine if movement outcomes are consistent across different paradigms when spatial and temporal constraints are matched.
  • To analyze the role of practice effects on movement variability and information entropy.

Main Methods:

  • Fifteen participants performed time minimization and time matching tasks twice.
  • Tasks involved 100 trials each, with yoked temporal (criterion time) and spatial (target width) requirements.
  • Analysis focused on distributional properties (skewness, kurtosis) and information entropy (space, time, joint space-time).

Main Results:

  • Performing aiming movements under identical spatial and temporal constraints yielded similar outcomes.
  • Practice effects showed minor impacts on distributional properties (skewness, kurtosis).
  • A trade-off between temporal and spatial information entropy was observed with practice, but joint space-time entropy remained constant.

Conclusions:

  • The movement speed-accuracy function exhibits consistent properties under equivalent spatial and temporal constraints, irrespective of the task category.
  • A common level of space-time information entropy underlies different aiming tasks when constraints are matched.
  • Findings support a unified hypothesis for movement control, independent of specific task paradigms.