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Related Experiment Video

Updated: Nov 12, 2025

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Published on: January 15, 2018

Differences in anchoring strategy underlie differences in coordination in novice jugglers.

Kota Yamamoto¹, Seijiro Tsutsui²

¹Department of School Education, Teikyo University of Science, Tokyo 120-0045, Japan.

Acta Psychologica

|March 18, 2021

Summary

Novice jugglers exhibit distinct coordination patterns, categorized by ball-holding time. Differences in temporal and spatial variability are linked to individual control strategies, influencing learning paths in motor skill acquisition.

Keywords:

Anchoring strategy Juggling Motor learning Pattern differentiation

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Last Updated: Nov 12, 2025

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

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Published on: January 15, 2018

Efficiently Recording the Eye-Hand Coordination to Incoordination Spectrum

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Published on: March 21, 2019

Measuring Motor Coordination in Mice

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Published on: May 29, 2013

Area of Science:

Motor control and learning
Human movement science
Kinesiology

Background:

Ball juggling learning shows significant individual differences in coordination patterns.
Two primary patterns identified: high dwell ratio (long hold) and low dwell ratio (short hold).

Purpose of the Study:

To investigate the anchoring strategies used by novice jugglers.
To understand how these strategies relate to observed coordination patterns and learning differences.

Main Methods:

Analysis of correlation between juggling coordination patterns and spatiotemporal variability.
Categorization of juggling patterns based on ball dwell ratio (high vs. low).

Main Results:

High dwell ratio patterns exhibited lower temporal variability.
Low dwell ratio patterns showed lower spatial variability compared to high dwell ratio patterns.
A trade-off exists between temporal and spatial control strategies.

Conclusions:

Individual differences in novice juggling coordination stem from distinct control strategies.
These strategy differences shape the learning trajectory for motor skills like ball juggling.