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Related Experiment Video

Updated: Jun 16, 2026

Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects

Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects

Published on: November 30, 2018

How body postures affect gaze control in scene viewing under specific task conditions.

Daniel Backhaus¹, Ralf Engbert^2,3

¹Department of Psychology, University of Potsdam, Karl-Liebknecht-Str. 24-25, Potsdam, 14476, Germany. daniel.backhaus@uni-potsdam.de.

Experimental Brain Research

|February 1, 2024

Summary

This summary is machine-generated.

Gaze behavior during scene viewing is mainly influenced by the viewing task, not body posture. Laboratory findings on gaze movements may predict real-world behavior if tasks are carefully selected.

Keywords:

Mobile eye-tracking Natural scene viewing Postural variation Task variation

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Area of Science:

Cognitive Psychology
Neuroscience
Human-Computer Interaction

Background:

Gaze movements in natural scene exploration are often studied using static image viewing in labs.
Concerns exist regarding the generalizability of lab-based findings to real-world viewing behavior.

Purpose of the Study:

To investigate the impact of body posture and viewing tasks on gaze behavior during natural scene exploration.
To assess the validity of static picture viewing paradigms for predicting natural gaze patterns.

Main Methods:

Mobile eye-tracking technology was employed to record gaze data.
Participants performed scene viewing tasks under various postural conditions (sitting, standing, unstable platform).
Experiments manipulated head support and task demands to isolate effects on gaze parameters.

Main Results:

Viewing task significantly affected both temporal and spatial gaze parameters.
Body posture showed minimal impact on spatial gaze parameters and no effect on temporal parameters.
Gaze behavior remained largely consistent across different postural conditions.

Conclusions:

Body posture has a limited influence on gaze behavior during scene viewing.
Viewing task is a critical determinant of gaze characteristics in scene exploration.
Static image viewing paradigms can predict natural gaze statistics, provided task selection is appropriate.