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Updated: May 7, 2026

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Eye-tracking to Distinguish Comprehension-based and Oculomotor-based Regressive Eye Movements During Reading
Published on: October 18, 2018
Using E-Z Reader to examine the concurrent development of eye-movement control and reading skill
Erik D Reichle1, Simon P Liversedge, Denis Drieghe
1University of Southampton - Centre for Visual Cognition, School of Psychology, Faculty of Social and Human Sciences, University of Southampton, Highfield, Southampton SO17 1BJ, UK.
Developmental Review : DR
|September 24, 2013
Summary
Children read slower than adults due to differences in lexical processing speed, impacting eye movement patterns during reading. This research uses computational modeling to explain these developmental changes in reading behavior.
Area of Science:
- Cognitive Psychology
- Developmental Psychology
- Computational Neuroscience
Background:
- Children exhibit distinct eye movement patterns during reading compared to adults, including longer fixations and more regressions.
- Previous research identified both similarities and differences in reading behaviors between children and adults, with explanations for these disparities remaining elusive.
Purpose of the Study:
- To evaluate hypotheses regarding the development of reading skill and eye-movement behavior by simulating adult and child reading patterns.
- To identify the primary differences in eye-movement control between child and adult readers using a computational model.
Main Methods:
- Utilized the E-Z Reader model of eye-movement control in reading.
- Simulated eye-movement phenomena observed in both adult and child readers.
- Evaluated hypotheses concerning the concurrent development of reading skill and eye-movement behavior.
Main Results:
- Simulations suggest that the rate of lexical processing is the main differentiator between child and adult reading eye movements.
- Slower post-lexical language processing in children may also contribute to observed reading phenomena, such as semantic anomaly detection.
Conclusions:
- The rate of lexical processing is a key factor in the developmental differences in reading eye movements between children and adults.
- Language processing speed differences offer insights into developmental changes in reading behavior across the lifespan.
- Findings contribute to understanding individual differences in reading ability and the evolution of reading skills.

