Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Perceptual Constancy01:12

Perceptual Constancy

954
Perceptual constancy is the ability to recognize that objects remain consistent and unchanged even when their appearance varies due to changes in sensory input. There are four main types of perceptual constancy: size constancy, shape constancy, color constancy, and brightness constancy.
Size constancy is the recognition that an object remains the same size, even when its image on the retina changes. For instance, a bus is perceived to be large enough to carry people, even if it looks tiny from...
954
Color Vision01:24

Color Vision

1.1K
Color perception begins in the retina, the light-sensitive layer at the back of the eye. Two main theories explain how colors are seen: the trichromatic theory and the opponent-process theory. The trichromatic theory, proposed by Thomas Young in 1802 and extended by Hermann von Helmholtz in 1852, suggests that color vision is based on three types of cone receptors in the retina. These cones are sensitive to different but overlapping ranges of wavelengths corresponding to red, blue, and green.
1.1K
Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

8.0K
At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category,...
8.0K
Gestalt Principles of Perception01:21

Gestalt Principles of Perception

824
Gestalt principles provide a framework for understanding how humans perceive objects as unified wholes within their context. These principles are essential in explaining the cognitive processes that make sense of complex visual stimuli by organizing them into coherent groups. One fundamental principle is proximity, which posits that objects located close to each other are perceived as a collective group. For instance, when dots are positioned near one another, the visual system interprets them...
824
Anatomy of the Eyeball01:20

Anatomy of the Eyeball

8.9K
The eye is a spherical, hollow structure composed of three tissue layers. The outer layer — the fibrous tunic, comprises the sclera — a white structure — and the cornea, which is transparent. The sclera encompasses some of the ocular surface, most of which is not visible. However, the 'white of the eye' is distinctively visible in humans compared to other species. The cornea, a clear covering at the front of the eye, enables light penetration. The eye's middle...
8.9K
Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

1.4K
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
1.4K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Integrated hormonal, metabolic, and epigenetic regulation of corpus luteum function: insights into steroidogenesis, angiogenesis, and regression.

Frontiers in endocrinology·2026
Same author

Genome-wide in silico identification and characterization of the F-box gene family in water buffalo (Bubalus bubalis).

Comparative biochemistry and physiology. Part D, Genomics & proteomics·2026
Same author

Modeling wave scattering in impedance-lined duct networks with expansion chambers.

PloS one·2026
Same author

<i>Lactobacillus johnsonii</i> DY2 Isolated from Yaks Alleviated Acute <i>Escherichia coli</i> Infection via Modulating Inflammatory Responses, Antioxidant Capacity, and Gut Microbiota.

Veterinary sciences·2026
Same author

Molecular profiling of signaling pathways involved in chicken ovarian follicle development by transcriptome sequencing.

Frontiers in veterinary science·2026
Same author

A multimodal framework for attenuation of piston and planar waves in impedance-lined ducts.

PloS one·2025
Same journal

Multi-module collaborative optimization-driven fast speckle correlation imaging in variable environments.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Secrecy performance analysis of NOMA-UWOC systems over a vertically stratified WGG oceanic turbulence channel.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Backscattering of plane waves in a composite system containing a rough surface and anisotropic scatterers.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Aspherical surface construction methods based on extended Jacobi polynomials.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

OCT sidelobe suppression method based on dual-path phase sinusoidal modulation and minimum value fusion.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Optical design concepts using wavelength-selective diffractive optics to enable miniaturized multimodal endoscopic imaging across separated spectral ranges.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
See all related articles

Related Experiment Video

Updated: Nov 24, 2025

Visualizing Visual Adaptation
04:43

Visualizing Visual Adaptation

Published on: April 24, 2017

9.3K

Perceptually uniform cross-gamut mapping between surface colors.

Muhammad Safdar, Patrick Emmel

    Journal of the Optical Society of America. A, Optics, Image Science, and Vision
    |December 28, 2020
    PubMed
    Summary
    This summary is machine-generated.

    A new gamut mapping method, UNIMAP00, ensures perceptually uniform color reproduction. This algorithm improves color management by mapping out-of-gamut colors to visually similar shades without needing a uniform color space or focal points.

    More Related Videos

    Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters
    07:05

    Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters

    Published on: June 18, 2021

    2.7K
    Enabling High Grayscale Resolution Displays and Accurate Response Time Measurements on Conventional Computers
    06:50

    Enabling High Grayscale Resolution Displays and Accurate Response Time Measurements on Conventional Computers

    Published on: February 29, 2012

    9.6K

    Related Experiment Videos

    Last Updated: Nov 24, 2025

    Visualizing Visual Adaptation
    04:43

    Visualizing Visual Adaptation

    Published on: April 24, 2017

    9.3K
    Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters
    07:05

    Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters

    Published on: June 18, 2021

    2.7K
    Enabling High Grayscale Resolution Displays and Accurate Response Time Measurements on Conventional Computers
    06:50

    Enabling High Grayscale Resolution Displays and Accurate Response Time Measurements on Conventional Computers

    Published on: February 29, 2012

    9.6K

    Area of Science:

    • Color Science
    • Image Processing
    • Computer Graphics

    Background:

    • Color appearance is critically dependent on the gamut of reproduction devices and materials.
    • Gamut mapping algorithms are essential for managing colors outside the reproduction gamut, aiming for visually similar replacements.
    • Algorithm performance relies on color space uniformity and focal point selection for mapping.

    Purpose of the Study:

    • To propose a novel gamut mapping method for perceptually uniform color reproduction.
    • To develop an algorithm independent of working color space uniformity and focal points.
    • To achieve accurate mapping of source colors to the reproduction gamut boundary.

    Main Methods:

    • Utilized the CIEDE2000 color difference formula as a reference for perceptual uniformity.
    • Developed the UNIMAP00 algorithm for mapping source colors to the reproduction gamut.
    • Evaluated the method's performance against established color difference metrics and experimental data.

    Main Results:

    • The proposed UNIMAP00 method achieves perceptually uniform color mapping.
    • The algorithm demonstrated independence from working color space uniformity and focal point requirements.
    • Results showed close agreement with previously reported experimental findings in color reproduction.

    Conclusions:

    • UNIMAP00 offers an effective and perceptually uniform approach to gamut mapping.
    • The method simplifies the gamut mapping process by eliminating the need for specific color space properties or focal points.
    • This advancement contributes to more accurate and visually consistent color reproduction across various industries.