Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Videos

Chromatic detection and discrimination analyzed by a Bayesian classifier.

R T Eskew¹, J R Newton, F Giulianini

¹Department of Psychology, Northeastern University, 125-NI, Boston, MA 02115, USA.

Vision Research

|March 15, 2001

Summary

This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by

Same author

A model-based approach to evaluate the effect of vaccination of the herd on transmission of equine herpesvirus 1 in naturally occurring outbreaks.

Preventive veterinary medicine·2025

Same author

Untangling the stranglehold through mathematical modelling of Streptococcus equi subspecies equi transmission.

Preventive veterinary medicine·2024

Same author

Effect of speed and water depth on limb and back kinematics in Thoroughbred horses walking on a water treadmill.

Veterinary journal (London, England : 1997)·2023

Same author

Contagious equine metritis: A 2020 vision on control of a notifiable equine disease in the United Kingdom.

Equine veterinary journal·2020

Same author

The efficacy, safety and acceptability of emergency embedded Psychiatry Assessment and Planning Units: An evaluation of Psychiatry Assessment and Planning Units in close proximity to their associated emergency departments.

The Australian and New Zealand journal of psychiatry·2020

Same author

Factors associated with euthanasia in horses and ponies enrolled in a laminitis cohort study in Great Britain.

Preventive veterinary medicine·2019

This study investigated color vision mechanisms using noise masking. Researchers found no evidence of nonclassical color mechanisms in either detection or discrimination tasks.

Area of Science:

Visual neuroscience
Color vision research

Background:

Investigating higher-order or nonclassical color mechanisms is crucial for understanding visual processing.
Noise masking is a common technique to isolate specific visual functions.

Purpose of the Study:

To determine if nonclassical color mechanisms are involved in Gabor patch detection and discrimination.
To analyze detection contours and discrimination performance under chromatic noise masking.

Main Methods:

Detection and discrimination of Gabor patches were measured under noise masking conditions.
Equiluminant detection contours were mapped in cone contrast space.
A Bayesian color classifier model analyzed discrimination data without free parameters.

Main Results:

Related Experiment Videos

No evidence for nonclassical color mechanisms was found in detection tasks.
Discrimination data also showed no indication of nonclassical color mechanisms.

Conclusions:

The study did not find evidence supporting the existence of nonclassical color mechanisms in the tested visual tasks.
Results suggest that classical color pathways adequately explain performance under these specific experimental conditions.