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Related Experiment Video

Updated: Jun 9, 2026

An Automated System for Sound Localization Testing in Hearing-Impaired Listeners

An Automated System for Sound Localization Testing in Hearing-Impaired Listeners

Published on: March 13, 2026

[Auditory perception sluggishness during short moving sound image localization].

E A Petropavlovskaia, L B Shestopalova, S F Vaĭtulevich

Fiziologiia Cheloveka

|September 1, 2010

Summary

This summary is machine-generated.

Auditory perception exhibits sluggishness, shifting perceived sound source start points towards movement direction. This effect is more pronounced with gradual, shorter sound stimuli, impacting auditory localization.

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Area of Science:

Auditory perception
Psychoacoustics
Spatial hearing

Context:

Investigates auditory perception sluggishness, specifically the displacement of perceived sound source starting positions.
Compares the localization of moving sound images (gradual or abrupt) versus stationary ones.
Examines the influence of movement type and stimulus duration on auditory localization accuracy.

Purpose:

To quantify the perceived shift in starting positions of sound images during auditory localization.
To determine how movement characteristics (gradual vs. abrupt, duration) affect this perceptual shift.
To explore the relationship between the starting point displacement and interaural time delay.

Summary:

Perceived starting points of sound sources systematically shift towards the direction of movement, demonstrating auditory sluggishness.
This starting point displacement is greater for gradual sound movements than abrupt ones and for shorter (100 ms) than longer (200 ms) stimuli.
The magnitude of this displacement correlates with the final interaural time delay, suggesting integration of movement cues.

Impact:

Provides insights into the temporal dynamics of auditory spatial processing.
Contributes to understanding auditory perception theories like 'snapshot' and 'movement detectors'.
Highlights the role of representational momentum and anticipation in auditory localization.