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Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters
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Published on: June 18, 2021

Perceived glossiness in high dynamic range scenes.

Katja Doerschner1, Laurence T Maloney, Huseyin Boyaci

  • 1Department of Psychology, Bilkent University, Ankara, Turkey. katja@bilkent.edu.tr

Journal of Vision
|October 12, 2010
PubMed
Summary
This summary is machine-generated.

Backgrounds significantly impact perceived gloss in real scenes, with darker backgrounds enhancing glossiness perception for both matte and glossy objects. This contrasts with findings from computer display studies, suggesting unique cues in high dynamic range environments.

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Area of Science:

  • Visual perception
  • Material appearance
  • Computer graphics

Background:

  • Investigates how spatial pattern, background, and dynamic range influence perceived gloss.
  • Focuses on brightly lit real scenes, unlike typical computer display studies.
  • Examines perception of spherical objects with varying surface properties.

Purpose of the Study:

  • To determine the effect of background color and object type on perceived gloss.
  • To compare findings in real scenes with existing research on computer displays.
  • To explore the role of high dynamic range cues in gloss perception.

Main Methods:

  • Observers viewed matte-dot and glossy black spheres against black or white matte backgrounds.
  • Subjects matched perceived albedo and gloss to reference scales.
  • Scenes were illuminated by an intense collimated light source.

Main Results:

  • Both matte-dot and glossy black spheres were perceived as glossy.
  • All spheres appeared significantly glossier against a black background.
  • Perceived gloss was strongly influenced by background color in real scenes.

Conclusions:

  • Background color plays a crucial role in perceived gloss in real, high dynamic range scenes.
  • Findings challenge previous research conducted on conventional computer displays.
  • High dynamic range scenes may contain distinct gloss cues absent in lower dynamic range displays.