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Updated: May 24, 2026

A Method for Tracking the Time Evolution of Steady-State Evoked Potentials

A Method for Tracking the Time Evolution of Steady-State Evoked Potentials

Published on: May 25, 2019

The interaction between duration, velocity and repetitive auditory stimulation.

Alexis D J Makin¹, Ellen Poliakoff, Joe Dillon

¹School of Psychological Sciences, University of Manchester, Oxford Road, Manchester, United Kingdom. alexis.makin@liverpool.ac.uk

Acta Psychologica

|February 29, 2012

Summary

Auditory clicks and faster visual speeds both lengthen perceived time. Clicks also boost perceived speed, suggesting separate impacts on internal time and velocity processing.

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Area of Science:

Psychology
Neuroscience
Perception

Background:

Repetitive auditory stimulation (click trains) and visual velocity signals influence subjective time perception.
Prior auditory clicks lengthen perceived duration of subsequent stimuli.
Faster visual stimuli are perceived as lasting longer (time dilation effect).

Purpose of the Study:

Investigate the effect of auditory clicks on velocity estimation.
Clarify the nature of the time dilation effect.
Explore how clicks and visual velocity interact to affect time and velocity perception.

Main Methods:

Five experiments were conducted using visual stimuli (rightward moving gratings).
Stimulus velocities ranged from 5 to 15°/s and durations from 500 to 1500 ms.
Participants viewed gratings preceded by clicks, silence, or white noise.

Main Results:

Both auditory clicks and higher visual velocities increased subjective duration.
The time dilation effect was proportional to stimulus duration, suggesting increased internal clock pacemaker rate.
Auditory clicks enhanced subjective velocity perception, but not proportionally to actual velocity.

Conclusions:

Faster visual velocity increases the rate of the internal clock's pacemaker.
Auditory clicks independently influence velocity and duration representations.
Clicks and visual velocity processing appear to be distinct but interacting perceptual mechanisms.