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Characterizing Movement Fluency in Musical Performance: Toward a Generic Measure for Technology Enhanced Learning
Victor Gonzalez-Sanchez1, Sofia Dahl2, Johannes Lunde Hatfield3
1RITMO Centre for Interdisciplinary Studies in Rhythm, Time and Motion, Department of Musicology, University of Oslo, Oslo, Norway.
Frontiers in Psychology
|February 20, 2019
Summary
Musical fluency involves smooth, efficient coordination of movements. Experts exhibit consistent smoothness and scaled muscle coactivation, suggesting potential for technology-enhanced learning systems to objectively measure and improve musical practice.
Area of Science:
- Motor control and biomechanics in musical performance.
- Human-computer interaction for music education technology.
- Kinetics and kinematics of skilled motor actions.
Background:
- Musical virtuosity relies on precise, efficient motor control.
- Central nervous system coordination is key for anticipating, segmenting, and coarticulating movements.
- Objective measures of musical performance fluency are needed for effective learning tools.
Purpose of the Study:
- To assess musical performance fluency as smooth, efficient, and accurate movement coordination.
- To develop a model for predicting music sophistication based on movement and muscle activity.
- To explore objective, technology-enhanced methods for evaluating musical skill.
Main Methods:
- Recorded movements of cellists and drummers using optical motion capture.
- Measured muscle activity with wireless electromyography (EMG).
- Analyzed kinematic and muscle coarticulation patterns to model fluency.
Main Results:
- Expert musicians demonstrated consistently smooth movements and scaled muscle coactivation.
- A combined model of movement smoothness and coarticulation showed potential but was limited by sample size.
- Objective measures of fluency in musical performance are feasible.
Conclusions:
- Musical fluency can be objectively measured through movement smoothness and muscle coarticulation.
- Technology-enhanced feedback systems can aid musicians in developing sustainable movement patterns.
- This research provides a foundation for improved music practice and instruction.
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