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Simulation of a Scaled Assembly Process with Collaboration of a Robotic Arm and Monitoring through a Vision System for Quality Control

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Speed, accuracy, and serial order in sequence production.

Peter Q Pfordresher¹, Caroline Palmer, Melissa K Jungers

¹Department of Psychology and Institute for Music Research, The University of Texas, San AntonioDepartment of Psychology, McGill UniversityDepartment of Psychology, Ohio State University, Newark.

Cognitive Science

|June 4, 2011

Summary

This summary is machine-generated.

This study introduces a model for sequence production, showing that memory retrieval is influenced by surrounding events. Slower rates improve accuracy by increasing context activation, benefiting working memory and skill.

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Area of Science:

Cognitive Psychology
Music Cognition
Computational Neuroscience

Background:

Producing complex sequences (music, speech) demands rapid, precise event timing.
Memory retrieval may involve simultaneous activation of current events and context.
Existing models of sequence production need refinement to account for contextual influences.

Purpose of the Study:

To extend an incremental retrieval model for sequence production.
To incorporate contextual activation influencing current event retrieval.
To predict error rates, speed-accuracy trade-offs, and serial ordering errors.

Main Methods:

Developed an extended computational model of incremental retrieval.
Modeled the influence of surrounding event activations on current event retrieval.
Tested model predictions against empirical data from pianists performing music at varying tempi.

Main Results:

The model accurately predicted overall error rates and speed-accuracy trade-offs.
Model predictions aligned with observed serial ordering errors in music performance.
Individual parameter fits indicated contributions of working memory, motor dexterity, and domain-specific skills.

Conclusions:

Contextual activation plays a crucial role in the speed and accuracy of sequence production.
Slower production rates enhance accuracy by allowing greater contextual influence.
Working memory, motor skills, and domain expertise modulate sequence production performance.