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

Relative Motion Analysis - Acceleration01:10

Relative Motion Analysis - Acceleration

A slider-crank mechanism converts rotational motion from the crank into linear motion of the slider or vice versa. This mechanism consists of three main parts: the crank, the connecting rod, and the slider. The movement of the slider-crank is an example of general plane motion as the fluctuating angle between the crank and the connecting rod. Consider a segment AB where point A is at the end of the slider and point B is on the diametrically opposite end to point A, on a crack. The variance in...
Relative Motion Analysis - Velocity01:24

Relative Motion Analysis - Velocity

A stroke engine has a slider-crank mechanism that converts rotational motion from the crank into linear motion of the slider or vice versa. This mechanism consists of three main parts: the crank, the connecting rod, and the slider.
When an external force is exerted, it sets the crank into a rotational movement. This, in turn, instigates the motion of the connecting rod, leading to what is referred to as a general plane motion. This process involves two key points - point A on the connecting rod...
Absolute Motion Analysis- General Plane Motion01:24

Absolute Motion Analysis- General Plane Motion

Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the drone...
Newton's Law of Motion01:20

Newton's Law of Motion

When we observe objects around us, one question that comes to mind is why they move or stay still. The answer to this question can be explained using Newton's laws of motion. These laws describe the fundamental principles of motion and the effects of forces on objects.
The first law of motion, also known as the law of inertia, states that an object at rest will stay at rest, and an object in motion will continue to move at a constant speed and direction unless acted upon by an external force.
Instantaneous Velocity - II01:10

Instantaneous Velocity - II

Instantaneous velocity is the quantity that measures how fast an object is moving along its path. In other words, the instantaneous velocity of an object is the limit of the average velocity as the elapsed time approaches zero, or the derivative of displacement with respect to time. Like average velocity, the instantaneous velocity is a vector with the dimensions of length per unit time. Instantaneous velocity can have both positive and negative values. The instantaneous velocity can be...
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...

You might also read

Related Articles

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

Sort by
Same author

Dissociation of the sources of the risk-seeking bias in sensorimotor decision-making based on the subjective-objective relationship in risk attitudes.

Journal of experimental psychology. Human perception and performance·2026
Same author

Relationship among motives for alcohol and caffeine consumption, personality traits, and cognitive emotion regulation strategies in nonproblem alcohol drinkers.

Frontiers in nutrition·2026
Same author

Presence of a human catcher affects performance in a ball-throwing task.

Experimental brain research·2026
Same author

Colour priming modulates the attentional boost effect.

Psychological research·2026
Same author

Developmental trajectories of head and eye cue integration in gaze perception.

Scientific reports·2026
Same author

Age differences in alcohol and music consumption among Japanese nonproblem drinkers.

Scientific reports·2025
Same journal

Impact of crowding on visual appearance and performance in amblyopia.

Vision research·2026
Same journal

Editorial for VSI Amblyopia: Advances in Amblyopia Research.

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
See all related articles

Related Experiment Video

Updated: May 8, 2026

Eye Movements in Visual Duration Perception: Disentangling Stimulus from Time in Predecisional Processes
09:27

Eye Movements in Visual Duration Perception: Disentangling Stimulus from Time in Predecisional Processes

Published on: January 19, 2024

Object motion continuity and the flash-lag effect.

Ricky K C Au1, Katsumi Watanabe

  • 1Research Center for Advanced Science and Technology, The University of Tokyo, Tokyo, Japan; Japan Society for the Promotion of Science, Tokyo, Japan.

Vision Research
|September 3, 2013
PubMed
Summary
This summary is machine-generated.

Unexpected color changes in moving objects can eliminate the flash-lag effect (FLE). However, regular or random color alternations during motion do not eliminate FLE, suggesting unexpected events are key to restoring visual salience.

Keywords:
Flash-lag effectMotion continuityObject updatingSalience

More Related Videos

Testing Visual Sensitivity to the Speed and Direction of Motion in Lizards
12:30

Testing Visual Sensitivity to the Speed and Direction of Motion in Lizards

Published on: December 14, 2006

Controlled Rotation of Human Observers in a Virtual Reality Environment
09:11

Controlled Rotation of Human Observers in a Virtual Reality Environment

Published on: April 21, 2022

Related Experiment Videos

Last Updated: May 8, 2026

Eye Movements in Visual Duration Perception: Disentangling Stimulus from Time in Predecisional Processes
09:27

Eye Movements in Visual Duration Perception: Disentangling Stimulus from Time in Predecisional Processes

Published on: January 19, 2024

Testing Visual Sensitivity to the Speed and Direction of Motion in Lizards
12:30

Testing Visual Sensitivity to the Speed and Direction of Motion in Lizards

Published on: December 14, 2006

Controlled Rotation of Human Observers in a Virtual Reality Environment
09:11

Controlled Rotation of Human Observers in a Virtual Reality Environment

Published on: April 21, 2022

Area of Science:

  • Visual perception
  • Cognitive neuroscience
  • Psychophysics

Background:

  • The flash-lag effect (FLE) is a perceptual phenomenon where a briefly flashed object appears to lag behind a moving object.
  • Previous research indicates that sudden changes to a moving object can eliminate the FLE.

Purpose of the Study:

  • To investigate if a sudden color change in a moving object eliminates the FLE.
  • To determine the role of unexpected versus predictable color changes in modulating the FLE.

Main Methods:

  • Participants observed a moving disc under various color change conditions: no change, single change, regular alternations, random alternations, and an unexpected final color change.
  • The FLE was measured by comparing the perceived position of the moving disc relative to a flashed stationary object.

Main Results:

  • While color alternations reduced FLE magnitude, they did not eliminate it.
  • An unexpected color change at the moment of flash presentation significantly reduced the FLE, comparable to a single color change.
  • Predictable color alternations during motion did not eliminate the FLE, unlike unexpected changes.

Conclusions:

  • Unexpected changes in an object's surface features, like color, can restore its salience and eliminate the flash-lag effect.
  • Predictable or rapid surface feature changes may partially degrade object file maintenance without completely preventing object recognition in the visual stream.