color constancy

Học thuật
Thân thiện
Definition
  1. Noun:
    • The tendency for a color to look the same under widely different viewing conditions: This is a perceptual phenomenon in which the perceived color of an object remains relatively constant despite changes in the color of the light source illuminating it.
Usage
  • Noun:
    • Color constancy is a crucial function of the human visual system, allowing us to recognize objects by their consistent color.
    • The study of color constancy helps in developing better computer vision algorithms.
    • Due to color constancy, a white piece of paper looks white both in sunlight and under indoor lighting.
Advanced Usage
  • "to demonstrate color constancy": to show or prove the effect of color constancy.
    • The experiment was designed to demonstrate color constancy across different illuminants.
  • "a failure of color constancy": when the perceptual system does not correctly compensate for the light source.
    • In some optical illusions, we experience a failure of color constancy.
Variants and Related Words
  • Chromatic adaptation (n): The physiological process underlying color constancy, where the visual system adjusts to the color of the illuminant.
    • Chromatic adaptation is the mechanism that enables color constancy.
  • Constancy (n): The general perceptual phenomenon where an object's properties (size, shape, brightness) appear stable despite changes in viewing conditions.
    • Size constancy and shape constancy are related to color constancy.
Synonyms
  • Chromatic constancy: A less common but synonymous term.
  • Color stability: A more general term sometimes used in related technical fields.
Related Phrases
  • Color constancy algorithm (n): A computational method used in image processing to achieve an effect similar to human color constancy.
    • The camera's software uses a color constancy algorithm to produce accurate colors.
  • Color constancy problem (n): The challenge in computer vision of designing systems that can mimic this human ability.
    • Solving the color constancy problem is key for automated image analysis.
Related Concepts
  • Simultaneous contrast: An effect where the perceived color of an area is influenced by the colors surrounding it, which is a different but related visual phenomenon.
  • Metamerism: A situation where two colors match under one light source but not under another, highlighting the conditions where color constancy operates.
Noun
  1. the tendency for a color to look the same under widely different viewing conditions

Từ đồng nghĩa

Từ gần giống