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Poster Session: Visual discomfort in the everyday environment.

John Maule1, Anzonia Farrant1, Clare Davis1

  • 1Statistical Perception Lab, University of Sussex.

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|April 11, 2025
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Summary

Everyday visual discomfort can stem from scene properties like pattern and contrast, not just lighting. This study explored real-world visual discomfort triggers beyond laboratory settings.

Area of Science:

  • Environmental psychology
  • Visual perception science
  • Human-computer interaction

Background:

  • Visual discomfort is an adverse subjective experience with symptoms like blurred vision and headaches.
  • Previous research linked visual discomfort to scene statistics (spectral slope, color contrast) and lighting (flicker, color temperature).

Purpose of the Study:

  • To investigate everyday occurrences of visual discomfort using a visual survey method.
  • To explore the relationship between scene properties, lighting conditions, and subjective visual discomfort in a real-world environment.

Main Methods:

  • A visual survey was conducted with 36 participants in a university library.
  • Participants captured scenes causing visual discomfort, provided ratings and narratives, and lighting conditions (flicker, spectral power distribution) were measured.

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Main Results:

  • Image statistical features showed some support for laboratory findings, but no interaction with lighting flicker or color temperature was observed.
  • Qualitative analysis revealed discomfort attributed to both low-level (pattern, contrast) and structural (depth, disorganization) scene features.

Conclusions:

  • Everyday visual discomfort is influenced by a combination of visual scene characteristics and potentially lighting.
  • Understanding both low-level and structural features is crucial for addressing visual discomfort in real-world settings.