Color perception: Objects, constancy, and categories

C Witzel, KR Gegenfurtner - Annual review of vision science, 2018 - annualreviews.org
Color has been scientifically investigated by linking color appearance to colorimetric
measurements of the light that enters the eye. However, the main purpose of color …

[图书][B] Color appearance models

MD Fairchild - 2013 - books.google.com
The essential resource for readers needing to understand visual perception and for those
trying to produce, reproduce and measure color appearance in various applications such as …

Misconceptions about colour categories

C Witzel - Review of Philosophy and Psychology, 2019 - Springer
The origin of colour categories and their relationship to colour perception have been the
prime example for testing the influence of language on perception and thought (Sapir-Whorf …

Determinants of colour constancy and the blue bias

D Weiss, C Witzel, K Gegenfurtner - i-Perception, 2017 - journals.sagepub.com
We investigated several sensory and cognitive determinants of colour constancy across 40
illumination hues. In the first experiment, we measured colour naming for the illumination …

[HTML][HTML] Are red, yellow, green, and blue perceptual categories?

C Witzel, KR Gegenfurtner - Vision research, 2018 - Elsevier
This study investigated categorical perception for unique hues in order to establish a
relationship between color appearance, color discrimination, and low-level (second-stage) …

Do focal colors look particularly “colorful”?

C Witzel, A Franklin - JOSA A, 2014 - opg.optica.org
If the most typical red, yellow, green, and blue were particularly colorful (ie, saturated), they
would “jump out to the eye.” This would explain why even fundamentally different languages …

[HTML][HTML] What determines the relationship between color naming, unique hues, and sensory singularities: Illuminations, surfaces, or photoreceptors?

C Witzel, F Cinotti, JK O'regan - Journal of vision, 2015 - iovs.arvojournals.org
The relationship between the sensory signal of the photoreceptors on one hand and color
appearance and language on the other hand is completely unclear. A recent finding …

[HTML][HTML] Red, yellow, green, and blue are not particularly colorful

C Witzel, J Maule, A Franklin - Journal of Vision, 2019 - jov.arvojournals.org
Colorfulness and saturation have been neglected in research on color appearance and
color naming. Perceptual particularities, such as cross-cultural stability,“focality,”“uniqueness …

[HTML][HTML] Spectral sharpening of color sensors: Diagonal color constancy and beyond

J Vazquez-Corral, M Bertalmío - Sensors, 2014 - mdpi.com
It has now been 20 years since the seminal work by Finlayson et al. on the use of spectral
sharpening of sensors to achieve diagonal color constancy. Spectral sharpening is still used …

[HTML][HTML] Uncertainty of sensory signal explains variation of color constancy

C Witzel, C van Alphen, C Godau… - Journal of …, 2016 - jov.arvojournals.org
Color constancy is the ability to recognize the color of an object (or more generally of a
surface) under different illuminations. Without color constancy, surface color as a perceptual …