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

Colors and Magnetism03:02

Colors and Magnetism

14.2K
Color in Coordination Complexes
When atoms or molecules absorb light at the proper frequency, their electrons are excited to higher-energy orbitals. For many main group atoms and molecules, the absorbed photons are in the ultraviolet range of the electromagnetic spectrum, which cannot be detected by the human eye. For coordination compounds, the energy difference between the d orbitals often allows photons in the visible range to be absorbed and emitted, which is seen as colors by the human...
14.2K
What is Natural Selection?01:32

What is Natural Selection?

129.8K
Natural selection is an evolutionary process in which individuals with survival-promoting traits reproduce at higher rates. These favorable traits become more common within a population or species. Naturally selected traits initially arise via random genetic mutations. In order for selection to occur, there must be variation within a population, the trait controlling the variation must be heritable, and there must be an evolutionary advantage for variation in the trait.
129.8K
Color Vision01:24

Color Vision

1.5K
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.
1.5K
How Data are Classified: Categorical Data01:11

How Data are Classified: Categorical Data

45.2K
A variable, usually notated by capital letters such as X and Y, is a characteristic or measurement that can be determined for each member of a population. Data are the actual values of variables. They may be numbers, or they may be words. Datum is a single value.
Data are classified based on whether they are measurable or not. Categorical data cannot be measured; instead, it can be divided into categories. For example, if Y denotes a person's party affiliation, some examples of Y include...
45.2K
The Wave Nature of Light02:12

The Wave Nature of Light

61.6K
The nature of light has been a subject of inquiry since antiquity. In the seventeenth century, Isaac Newton performed experiments with lenses and prisms and was able to demonstrate that white light consists of the individual colors of the rainbow combined together. Newton explained his optics findings in terms of a "corpuscular" view of light, in which light was composed of streams of extremely tiny particles traveling at high speeds according to Newton's laws of motion.
61.6K
Nature and Nurture01:10

Nature and Nurture

22.4K
Many human characteristics, like height, are shaped by both nature—in other words, by our genes—and by nurture, or our environment. For example, chronic stress during childhood inhibits the production of growth hormones and consequently reduces bone growth and height. Scientists estimate that 70-90% of variation in height is due to genetic differences among individuals, and 10-30% of variation in height is due to differences in the environments that individuals experience,...
22.4K

You might also read

Related Articles

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

Sort by
Same author

Human-aligned evaluation of a pixel-wise DNN color constancy model.

Frontiers in human neuroscience·2026
Same author

Human gloss perception reproduced by tiny neural networks.

Nature human behaviour·2026
Same author

Swiping colors in virtual reality: How stable are color category borders?

Journal of vision·2026
Same author

Speed constant material perception via touch relies on natural material statistics.

Perception·2026
Same author

A Data-Driven Approach for Comparing Gaze Allocation Across Conditions.

Journal of eye movement research·2026
Same author

Enhanced memory colour in peripheral vision: A possible compensation for chromatic loss.

Vision research·2026
Same journal

Computational and mathematical models in vision: Quantitative approaches to understanding visual perception.

Vision research·2026
Same journal

Complex interactions between lightness, chroma, and hue in color ensemble perception.

Vision research·2026
Same journal

Driving with autism spectrum disorder: Exploring the impact of tactile hazard warnings on gaze behavior and hazard responses.

Vision research·2026
Same journal

Early visual processing in adults with ADHD: evidence from contrast sensitivity, spatial integration, and external noise.

Vision research·2026
Same journal

Pupil reflexes generate the peripheral drift illusion due to ON/OFF motion responses.

Vision research·2026
Same journal

Perceived direction of glass patterns can flip by 90°: A neural model.

Vision research·2026
See all related articles

Related Experiment Video

Updated: Feb 13, 2026

Using Unfixed, Frozen Tissues to Study Natural Mucin Distribution
11:39

Using Unfixed, Frozen Tissues to Study Natural Mucin Distribution

Published on: September 21, 2012

48.5K

Categorizing natural color distributions.

Zarko Milojevic1, Robert Ennis1, Matteo Toscani1

  • 1Abteilung Allgemeine Psychologie, Justus Liebig University Giessen, Otto-Behagel-Str. 10F, D-35394 Giessen, Germany.

Vision Research
|March 21, 2018
PubMed
Summary
This summary is machine-generated.

The visual system typically assigns a single color category to natural objects, even those with varied shades. This study found that mean hue accurately predicts color categorization, with unique yellow serving as a key decision boundary.

Keywords:
Chromaticity distributionsColor categorizationLinear classificationNatural objects

More Related Videos

Manipulation of Color Patterns in Jumping Spiders for Use in Behavioral Experiments
09:03

Manipulation of Color Patterns in Jumping Spiders for Use in Behavioral Experiments

Published on: May 21, 2019

10.1K
Training Synesthetic Letter-color Associations by Reading in Color
10:27

Training Synesthetic Letter-color Associations by Reading in Color

Published on: February 20, 2014

23.4K

Related Experiment Videos

Last Updated: Feb 13, 2026

Using Unfixed, Frozen Tissues to Study Natural Mucin Distribution
11:39

Using Unfixed, Frozen Tissues to Study Natural Mucin Distribution

Published on: September 21, 2012

48.5K
Manipulation of Color Patterns in Jumping Spiders for Use in Behavioral Experiments
09:03

Manipulation of Color Patterns in Jumping Spiders for Use in Behavioral Experiments

Published on: May 21, 2019

10.1K
Training Synesthetic Letter-color Associations by Reading in Color
10:27

Training Synesthetic Letter-color Associations by Reading in Color

Published on: February 20, 2014

23.4K

Area of Science:

  • Visual Perception
  • Color Science
  • Image Analysis

Background:

  • Natural objects display diverse colors, yet are perceived as single categories.
  • Understanding the visual system's color categorization mechanisms is crucial.

Purpose of the Study:

  • To investigate image statistics influencing color categorization of leaves.
  • To determine the role of mean hue and chromaticity distribution in color perception.

Main Methods:

  • Subjects categorized manipulated images of autumn leaves.
  • Image manipulations included pixel repositioning, uniform coloring, and chromaticity flipping.
  • A linear classifier analyzed image statistics for prediction accuracy.

Main Results:

  • Mean hue of an object strongly predicts its color category (>90% accuracy).
  • Observer choices align with using unique yellow as a classification boundary.
  • Flipped leaves showed altered categorization, suggesting color-texture interaction.

Conclusions:

  • Mean hue is a primary factor in natural object color categorization.
  • Unique yellow acts as a significant decision boundary in human color perception.
  • Leaf color categorization is influenced by the interplay of color distribution and texture.