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

Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

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.
Perceptual Constancy01:12

Perceptual Constancy

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...
Divergence Theorem in 3D Space01:20

Divergence Theorem in 3D Space

In vector calculus, flux measures the total flow of a vector field through a surface. For a closed surface in three-dimensional space, this means measuring how much of the field passes outward through every point on the boundary. Directly calculating this flux can be difficult when the surface has a complicated or irregular shape. The Divergence Theorem provides a powerful alternative by relating surface flux to behavior inside the enclosed region.The Divergence Theorem states that the outward...
Cylinders in Three-Dimensional Space01:28

Cylinders in Three-Dimensional Space

A cylindrical surface is generated when a two-dimensional profile curve is translated along a straight line in three-dimensional space. The translated copies of the curve form a surface composed of parallel rulings, each oriented in the same fixed direction. This construction allows many three-dimensional forms to be described using relatively simple planar equations.In Cartesian coordinates, a cylindrical surface is often recognized by an equation that omits one of the three variables. For...
Gestalt Principles of Perception01:21

Gestalt Principles of Perception

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...
Focusing of Light in the Eye01:16

Focusing of Light in the Eye

Light rays enter the eye through the cornea, a transparent dome-shaped tissue that is the eye's outermost layer. The cornea bends or refracts, light rays traveling to the pupil. The shape of the cornea determines how much of the light is bent and whether the image will be focused correctly on the retina at the back of the eye. Once the light has passed through both refraction layers, it converges into a single focal point onto a small area. This is where photoreceptors start transforming...

You might also read

Related Articles

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

Sort by
Same author

[Outcome Analysis of the Outpatient Pathway for Advanced Kidney Disease (MaReA): Focus on Dependent Patients].

Giornale italiano di nefrologia : organo ufficiale della Societa italiana di nefrologia·2026
Same author

A modified BG-Sentinel trap equipped with FTA card as a novel tool for mosquito-borne disease surveillance: a field test for flavivirus detection.

Scientific reports·2023
Same author

Argas ticks (Ixodida: Argasidae) on migratory birds from Africa: first record of a genotype close to Argas africolumbae in Italy.

Ticks and tick-borne diseases·2023
Same author

Policy, priorities and practice: 'Being in the room where it happens.' The European Brain Research Area and the Europe, Middle-East and Africa Chapter, International Federation of Clinical Neurophysiology.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology·2022
Same author

Native extracellular matrix orientation determines multipotent vascular stem cell proliferation in response to cyclic uniaxial tensile strain and simulated stent indentation.

Biochemistry and biophysics reports·2022
Same author

Tick species from Africa by migratory birds: a 3-year study in Italy.

Experimental & applied acarology·2020
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: Jun 13, 2026

Measuring Sensitivity to Viewpoint Change with and without Stereoscopic Cues
08:04

Measuring Sensitivity to Viewpoint Change with and without Stereoscopic Cues

Published on: December 4, 2013

Inconsistency of perceived 3D shape.

M Di Luca1, F Domini, C Caudek

  • 1Max Planck Institute for Biological Cybernetics, Tuebingen, Germany.

Vision Research
|May 18, 2010
PubMed
Summary
This summary is machine-generated.

Perceptual judgments of 3D shape from visual cues like velocity, texture, and shading are inconsistent. Even using multiple cues did not improve judgment consistency, suggesting limitations in how we process 3D visual information.

More Related Videos

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

Three-Dimensional Mapping of the Rotation of Interactive Virtual Objects with Eye-Tracking Data
06:36

Three-Dimensional Mapping of the Rotation of Interactive Virtual Objects with Eye-Tracking Data

Published on: October 18, 2024

Related Experiment Videos

Last Updated: Jun 13, 2026

Measuring Sensitivity to Viewpoint Change with and without Stereoscopic Cues
08:04

Measuring Sensitivity to Viewpoint Change with and without Stereoscopic Cues

Published on: December 4, 2013

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

Three-Dimensional Mapping of the Rotation of Interactive Virtual Objects with Eye-Tracking Data
06:36

Three-Dimensional Mapping of the Rotation of Interactive Virtual Objects with Eye-Tracking Data

Published on: October 18, 2024

Area of Science:

  • Visual perception
  • Computational neuroscience
  • 3D shape perception

Background:

  • Human perception of 3D surfaces relies on integrating various visual cues such as velocity, texture, and shading.
  • Previous research suggests that integrating multiple cues can improve the accuracy and consistency of perceptual judgments.
  • Understanding the internal consistency of these judgments is crucial for developing accurate models of 3D shape perception.

Purpose of the Study:

  • To investigate the internal consistency of local depth, slant, and curvature judgments derived from different combinations of 3D visual cues.
  • To determine if combining multiple 3D cues enhances the consistency of perceptual judgments.
  • To evaluate the predictive power of the Intrinsic Constraint (IC) model for these perceptual judgments.

Main Methods:

  • Participants were presented with two 3D surfaces rendered using varying mixtures of velocity, texture, and shading cues.
  • Participants were asked to match these surfaces, providing data on their judgments of local depth, slant, and curvature.
  • The internal consistency of these judgments was analyzed across different cue combinations.

Main Results:

  • Perceptual judgments of 3D shape attributes (depth, slant, curvature) were found to be internally inconsistent.
  • These inconsistencies exhibited cue-specific distortions, indicating that individual cues influence judgments in predictable ways.
  • The addition of multiple cues did not significantly improve the consistency of the perceptual judgments.

Conclusions:

  • Human perception of 3D shape is characterized by inherent inconsistencies, even when multiple visual cues are available.
  • The observed cue-specific distortions and lack of improved consistency with multiple cues align with predictions from the Intrinsic Constraint (IC) model.
  • The IC model, which posits that perceptual estimates are a function of the Signal-to-Noise Ratio of optimal cue combinations, provides a viable framework for understanding these limitations in 3D shape perception.