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

The Evidence for Evolution02:55

The Evidence for Evolution

48.1K
Genetic variations accumulating within populations over generations give rise to biological evolution. Evolutionary changes can result in the formation of novel varieties and entire new species. These changes are responsible for the diverse forms of life inhabiting the planet. The evidence for evolution suggests that all living organisms descended from common ancestors.
48.1K
Moments of Inertia for an Area about Inclined Axes01:18

Moments of Inertia for an Area about Inclined Axes

1.2K
In physics and engineering, understanding the moments of inertia for a given area with asymmetrical mass distribution is critical for proper design and analysis. When considering an arbitrary coordinate system, the moments of inertia can be obtained by integrating the moment of inertia for an infinitesimal area element.
1.2K
Molecular Shape and Polarity03:37

Molecular Shape and Polarity

75.6K
Dipole Moment of a Molecule
75.6K
Angular Momentum and Principle Axes of Inertia01:09

Angular Momentum and Principle Axes of Inertia

555
The concept of angular momentum for a solid structure is illustrated as the cumulative result of the cross-product of the position vector of the mass element and the cross-product of the body's angular velocity with the position vector.
To put this equation into simpler terms, it can be reconfigured using rectangular coordinates. This involves choosing an alternative set of XYZ axes that are arbitrarily inclined with respect to the reference frame. The process of deriving the rectangular...
555
Velocity of an Object01:18

Velocity of an Object

206
Understanding how an object moves along a path requires distinguishing between motion over a time span and motion at a precise moment. A useful example is a vehicle traveling along a straight and level path, where its position at any given time is known. The initial step in analyzing this motion is to measure how far the vehicle travels over a fixed time period. This measurement, called average velocity, is computed by dividing the total change in position by the duration over which the change...
206
Defining Psychology01:24

Defining Psychology

7.8K
Psychology is the scientific discipline dedicated to understanding both observable behavior and the internal mental processes underlying such behavior. It aims to comprehend human nature and apply this understanding to solve practical problems, enhance well-being, and improve societal outcomes. An example of psychology's application is the study of prosocial behavior, such as why and under what conditions individuals might help strangers in need. This process involves describing observed...
7.8K

You might also read

Related Articles

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

Sort by
Same author

Social closeness and reward sensitivity enhance corticostriatal function during experiences of shared rewards.

Biological psychology·2026
Same author

A Scene with an Invisible Wall-Navigational Experience Shapes Visual Scene Representation.

Journal of cognitive neuroscience·2025
Same author

Effector independence in writing.

Journal of experimental psychology. Human perception and performance·2025
Same author

A scene with an invisible wall - navigational experience shapes visual scene representation.

bioRxiv : the preprint server for biology·2024
Same author

Corticostriatal responses to social reward are linked to trait reward sensitivity and subclinical substance use in young adults.

Social cognitive and affective neuroscience·2024
Same author

Social Closeness and Reward Sensitivity Enhance Corticostriatal Function during Experiences of Shared Rewards.

bioRxiv : the preprint server for biology·2023

Related Experiment Video

Updated: Jan 31, 2026

Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
05:35

Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization

Published on: April 19, 2017

7.1K

How are object shape axes defined? Evidence from mirror-image confusions.

Thitaporn Chaisilprungraung1, Joseph German1, Michael McCloskey1

  • 1Department of Cognitive Science, Johns Hopkins University.

Journal of Experimental Psychology. Human Perception and Performance
|January 1, 2019
PubMed
Summary

Object shape representation relies on geometric axes. The elongated-part hypothesis, where axes align with an object

More Related Videos

Creating Objects and Object Categories for Studying Perception and Perceptual Learning
14:38

Creating Objects and Object Categories for Studying Perception and Perceptual Learning

Published on: November 2, 2012

12.2K
Defining the Role Of Language in Infants' Object Categorization with Eye-tracking Paradigms
07:31

Defining the Role Of Language in Infants' Object Categorization with Eye-tracking Paradigms

Published on: February 8, 2019

7.3K

Related Experiment Videos

Last Updated: Jan 31, 2026

Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
05:35

Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization

Published on: April 19, 2017

7.1K
Creating Objects and Object Categories for Studying Perception and Perceptual Learning
14:38

Creating Objects and Object Categories for Studying Perception and Perceptual Learning

Published on: November 2, 2012

12.2K
Defining the Role Of Language in Infants' Object Categorization with Eye-tracking Paradigms
07:31

Defining the Role Of Language in Infants' Object Categorization with Eye-tracking Paradigms

Published on: February 8, 2019

7.3K

Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Computer Vision

Background:

  • Understanding object shape representation is crucial for visual perception research.
  • Geometric axes are theorized to provide a coordinate system for object part localization and orientation.
  • The precise definition of these object axes based on geometry remains underexplored.

Purpose of the Study:

  • To investigate how the visual system defines object axes for shape representation.
  • To evaluate two competing hypotheses: the elongated-part hypothesis and the global-shape hypothesis.

Main Methods:

  • A novel experimental paradigm was employed.
  • Analysis of mirror-image confusions was used to infer axis assignment.

Main Results:

  • Evidence strongly supports the elongated-part hypothesis.
  • Object axes are defined based on the most elongated parts of an object.
  • Results suggest a role for both principal and secondary axes in shape representation.

Conclusions:

  • The elongated-part hypothesis provides a more accurate account of how object axes are defined in visual perception.
  • The findings contribute to a deeper understanding of the geometric principles underlying object shape representation.