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

Related Concept Videos

Serial Position Effect

Serial Position Effect

The serial position effect is a cognitive phenomenon where individuals are more likely to recall the first and last items in a list compared to those in the middle. This effect is divided into the primacy effect and the recency effect. The primacy effect is observed when the initial items in a list are remembered better. This occurs because these items are rehearsed more frequently or receive more elaborative processing, allowing them to be encoded into long-term memory more effectively. For...

Basic Discrete Time Signals

Basic Discrete Time Signals

The unit step sequence is defined as 1 for zero and positive values of the integer n. This sequence can be graphically displayed using a set of eight sample points, showing a step function starting from n=0 and remaining constant thereafter.
The unit impulse or sample sequence is mathematically expressed as zero for all n values except at n=0, where it is one. The unit impulse sequence, denoted by δ(n), is the first difference of the unit step sequence, while the unit step sequence u(n) is the...

Speed of a Transverse Wave

Speed of a Transverse Wave

The speed of a wave depends on the characteristics of the medium. For example, in the case of a guitar, the strings vibrate to produce the sound. The speed of the waves on the strings and the wavelength determine the frequency of the sound produced. The strings on a guitar have different thicknesses but may be made of similar material. They have different linear densities, and the linear density is defined as the mass per length.
One of the key properties of any wave is the wave speed. Light...

Interference: Path Lengths

Interference: Path Lengths

Consider two sources of sound, that may or may not be in phase, emitting waves at a single frequency, and consider the frequencies to be the same.
Two special sources may be considered when they are in phase. This can be easily achieved by feeding the two sources from the same source. An example would be synchronizing the two speakers by feeding them with the same source, such as the sound waves produced by a tuning fork. This setup ensures that the two sources have the same frequency and are...

Framing Effects

Framing Effects

Information is everywhere and its presentation—such as how and when items are presented—can impact our perceptions and decisions surrounding the info. This broad concept umbrellas framing effects—influences that occur due to the way information is framed in its appearance, whether it’s purely the order or the specific wording of a message. Let’s take a look at numerous ways in which two versions of something can objectively say the same thing, yet we respond in different ways based on the...

Doppler Effect - II

Doppler Effect - II

The Doppler effect has several practical, real-world applications. For instance, meteorologists use Doppler radars to interpret weather events based on the Doppler effect. Typically, a transmitter emits radio waves at a specific frequency toward the sky from a weather station. The radio waves bounce off the clouds and precipitation and travel back to the weather station. The radio frequency of the waves reflected back to the station appears to decrease if the clouds or precipitation are moving...

You might also read

Related Articles

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

Sort by

Same author

The vertical symphony: how pitch perception shapes spatial and affective mapping across different countries.

Cognitive processing·2026

Same author

Association between hip abductor muscle strength and mobility limitation (locally defined as locomotive syndrome) in community-dwelling adults undergoing osteoporosis screening: a cross-sectional study.

BMC musculoskeletal disorders·2026

Same author

True or false: The effect of numerical magnitude on sense of agency.

Consciousness and cognition·2026

Same author

Robust Medusa effect across facial manipulations.

Cognition·2025

Same author

Histopathological and toxicogenomic evaluation of 1,4-dioxane toxicity after a 14-day repeated oral administration.

Environmental toxicology and pharmacology·2025

Same author

Measuring the semantic priming effect across many languages.

Nature human behaviour·2025

Search research articles

Related Experiment Video

Updated: May 11, 2026

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

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

Published on: January 19, 2024

The difference in speed sequence influences perceived duration.

Kyoshiro Sasaki¹, Kentaro Yamamoto, Kayo Miura

¹Graduate School of Human-Environment Studies, Kyushu University, 6-19-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan. k-ssk@kyudai.jp

|May 25, 2013

Summary

This summary is machine-generated.

The perceived duration of motion is distorted by speed changes. Decelerating motion appears longer than accelerating motion, even with identical average speeds, suggesting early and late speed differences matter.

More Related Videos

A Two-interval Forced-choice Task for Multisensory Comparisons

A Two-interval Forced-choice Task for Multisensory Comparisons

Published on: November 9, 2018

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task

Published on: May 3, 2018

Related Experiment Videos

Last Updated: May 11, 2026

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

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

Published on: January 19, 2024

A Two-interval Forced-choice Task for Multisensory Comparisons

A Two-interval Forced-choice Task for Multisensory Comparisons

Published on: November 9, 2018

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task

Published on: May 3, 2018

Area of Science:

Psychology
Cognitive Science
Neuroscience

Background:

Perceived duration of moving stimuli typically correlates with speed.
Previous research indicates decelerating motion is perceived as longer than accelerating motion, despite equal average speeds.

Purpose of the Study:

To investigate the mechanisms behind speed-change-induced time distortion.
To determine how variations in motion speed over time affect perceived duration.

Main Methods:

Three experiments were conducted using sub-second and supra-second presentation durations.
Stimuli involved linearly changing speeds and single speed changes during presentation.
Perceived duration was compared between accelerating and decelerating motion conditions.

Main Results:

Perceived duration of decelerating motion was consistently longer than accelerating motion.
This effect persisted across different presentation durations and linear speed changes.
The distortion was observed even with a single speed change, ruling out average speed differences as the sole explanation.

Conclusions:

Speed changes during motion significantly distort perceived duration.
Decelerating motion leads to a longer perceived duration compared to accelerating motion.
Temporal distortions are influenced by the distribution of average speed across the early and late phases of stimulus presentation.