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.
Curvilinear Motion: Rectangular Components01:23

Curvilinear Motion: Rectangular Components

Curvilinear motion characterizes the movement of a particle or object along a curved path, notably evident when envisioning a car navigating a winding road. If the car starts at point A, its position vector is established within a fixed frame of reference, where the ratio of the position vector to its magnitude signifies the unit vector pointing in the position vector's direction.
As the car advances, its position evolves over time. Quantifying the car's velocity involves computing the time...
Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it instrumental in...
Curvilinear Motion: Normal and Tangential Components01:27

Curvilinear Motion: Normal and Tangential Components

When a car traverses a curved road, its motion can be elucidated by breaking it down into tangential and normal components. The car-centric coordinates attached to the vehicle move with it.
The positive direction of the t-axis aligns with the increasing position of the car along the curved path, denoted by the unit vector ut. Simultaneously, the n-axis, perpendicular to the t-axis, dissects the curved path into differential arc segments, each forming the arc of a circle with a radius of...
Curvilinear Motion: Polar Coordinates01:27

Curvilinear Motion: Polar Coordinates

In polar coordinates, the motion of a particle follows a curvilinear path. The radial coordinate symbolized as 'r,' extends outward from a fixed origin to the particle, while the angular coordinate, 'θ,' measured in radians, represents the counterclockwise angle between a fixed reference line and the radial line connecting the origin to the particle.
The particle's location is described using a unit vector along the radial direction. Deriving the particle's position with respect to time...
Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...

You might also read

Related Articles

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

Sort by
Same author

The amblyopic acuity deficit: Identification of letters distorted by spatial scrambling algorithms.

Vision research·2026
Same author

Development of a novel dichoptic reading tool to improve vision in amblyopia.

Vision research·2026
Same author

Shared and Distinct Phonemic Features in Sound-Shape and Sound-Size Correspondences: A Study of Mandarin Chinese.

Cognitive science·2025
Same author

Dynamic Stereopsis Is Abnormal in Treated Anisometropic Amblyopia.

Investigative ophthalmology & visual science·2025
Same author

Crossmodal response precueing: age-related differences in action preparation.

The journals of gerontology. Series B, Psychological sciences and social sciences·2025
Same author

Examining auditory modulations on detecting and pooling visual global motion.

Frontiers in psychology·2025
Same journal

Predictive models and parameter analysis for multiple tactile perceptions in skin-wet fabrics interface.

Perception·2026
Same journal

High-resolution kitsch by AI: Why society needs art, not more AI content.

Perception·2026
Same journal

Benchmarking spatial discrimination thresholds of two-frame motion defined forms compared to luminance and stereoscopic defined forms.

Perception·2026
Same journal

The effect of face masks on the perception of trustworthiness and competence in individuals with autistic traits.

Perception·2026
Same journal

The importance of external features for categorizing ethnicity: can Koreans identify Korean, Japanese, and Chinese faces?

Perception·2026
Same journal

Interoception, alexithymia, and motor congruency: Psychological drivers of body ownership in virtual reality.

Perception·2026
See all related articles

Related Experiment Video

Updated: Jun 20, 2026

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition
07:45

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

Published on: July 21, 2020

Spatial distortions produced by purely dichoptic-based visual motion.

Robert F Hess1, Pi-Chun Huang, Goro Maehara

  • 1McGill Vision Research, Department of Ophthalmology, McGill University, 687 Pine Avenue West, Montreal, Québec H3A 1A1, Canada. robert.hess@mcgill.ca

Perception
|September 22, 2009
PubMed
Summary
This summary is machine-generated.

Local, monocular motion is sufficient but not necessary for visual spatial distortions. Binocular motion mechanisms also contribute to motion-based visual illusions, expanding our understanding of spatial perception.

More Related Videos

How to Build a Dichoptic Presentation System That Includes an Eye Tracker
05:48

How to Build a Dichoptic Presentation System That Includes an Eye Tracker

Published on: September 6, 2017

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

Related Experiment Videos

Last Updated: Jun 20, 2026

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition
07:45

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

Published on: July 21, 2020

How to Build a Dichoptic Presentation System That Includes an Eye Tracker
05:48

How to Build a Dichoptic Presentation System That Includes an Eye Tracker

Published on: September 6, 2017

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

Area of Science:

  • Visual perception
  • Neuroscience
  • Psychophysics

Background:

  • Local, short-range motion is known to cause spatial distortions in visual perception.
  • The necessity and sufficiency of monocular motion for these distortions remain under investigation.

Purpose of the Study:

  • To determine if local, monocular motion is both sufficient and necessary for inducing motion-based spatial distortions.
  • To explore the role of binocular motion mechanisms in visual spatial perception.

Main Methods:

  • Utilized a dichoptic motion stimulus where directional motion is perceived only after binocular combination.
  • Assessed perceived changes in spatial position using this specialized visual stimulus.

Main Results:

  • A dichoptic motion stimulus, lacking monocular directional input, successfully induced perceived changes in spatial position.
  • This demonstrates that monocular motion is not the sole cause of motion-based spatial illusions.

Conclusions:

  • Local, monocular motion is sufficient but not essential for creating motion-based spatial distortions.
  • Binocular motion mechanisms represent a significant source of motion signals contributing to these visual illusions.