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Movement Retraining using Real-time Feedback of Performance
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Real-Time Aural and Visual Feedback for Improving Violin Intonation.

Laurel S Pardue1, Andrew McPherson1

  • 1Augmented Instruments Laboratory, Centre for Digital Music, Queen Mary University of London, Electrical Engineering & Computer Science, London, United Kingdom.

Frontiers in Psychology
|April 20, 2019
PubMed
Summary

This study explored real-time feedback methods for improving violin intonation. While results varied, both aural and visual feedback show potential for aiding self-reflection during practice.

Keywords:
aural feedbackintonationmotor learningpedagogyreal-time feedbackviolinvisual feedback

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Area of Science:

  • Music Education
  • Acoustics
  • Human-Computer Interaction

Background:

  • Accurate intonation is a significant challenge for string players, requiring audiation and self-assessment.
  • Independent practice without supervision can lead to the normalization of poor intonation habits.
  • Technological interventions offer a promising avenue for addressing real-time feedback needs in music practice.

Purpose of the Study:

  • To investigate the efficacy of three real-time feedback methods for improving violin intonation and pitch learning.
  • To compare aural feedback, visual feedback, and combined aural-visual feedback against a no-feedback control.
  • To gather insights into student experience and preferences regarding the feedback technologies.

Main Methods:

  • An augmented violin with fingerboard sensors and audio analysis was used for real-time pitch detection.
  • Three feedback conditions were tested: real-time aural guide pitch, visual intonation correctness display, and combined feedback.
  • Twelve beginner violinists participated in four lessons, each focusing on one feedback method or a control condition.

Main Results:

  • Intonation accuracy varied across players and feedback methods; some players improved, while others found feedback distracting.
  • Interviews indicated high interest in practice tools and suggested a learning curve for utilizing real-time feedback effectively.
  • Both aural and visual feedback methods showed potential in supporting self-reflection during individual violin practice.

Conclusions:

  • Real-time feedback technologies can assist string players in developing accurate intonation.
  • The effectiveness of feedback is player-dependent, highlighting the need for personalized approaches.
  • Further research and development are warranted to optimize these tools for music education.