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Movement Retraining using Real-time Feedback of Performance
Published on: January 17, 2013
Can metric feedback training hinder actions involving distance?
Keith S Jones1, Patricia R DeLucia, Allyson R Hall
1Department of Psychology, Texas Tech University, Lubbock, TX 79409-2051, USA. keith.s.jones@ttu.edu
Human Factors
|September 16, 2009
Summary
Distance estimation training with metric feedback can improve accuracy but may degrade performance on untrained perceptual-motor tasks. This suggests training effects may not generalize and can even hinder performance in some contexts.
Area of Science:
- Motor Learning
- Perception-Action Coupling
- Cognitive Training
Background:
- Metric feedback enhances distance estimation, but improvements may arise from cognitive, not perceptual, shifts.
- This raises the question of whether cognitive strategies learned during training negatively impact untrained perceptual-motor skills.
Purpose of the Study:
- To investigate if distance estimation training with metric feedback can impair performance on untrained perceptual-motor tasks.
- To determine if these effects differ based on the cognitive demands of the untrained task.
Main Methods:
- Experiment 1: Replicated improved distance estimation with metric feedback.
- Experiments 2 & 3: Assessed degradation of a perceptual-motor task (throwing to a target).
- Experiment 4: Examined effects on a perceptual-motor task involving cognition (throwing to a specified distance).
Main Results:
- Metric feedback enhanced distance estimation and throwing to a specific distance.
- Performance on a target-throwing task degraded, but this was not observed without pretesting.
- Training effects on untrained tasks depend on task characteristics and methodology.
Conclusions:
- Distance estimation training with metric feedback can negatively impact untrained perceptual-motor tasks.
- Conversely, performance on tasks requiring metric estimation may improve.
- Further research is needed to clarify conditions for performance improvements versus decrements.
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