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Related Concept Videos

Perception01:28

Perception

Perception is a fundamental psychological process that enables individuals to organize, interpret, and consciously experience sensory information. This process is crucial for understanding and interacting with the world around us. It includes both bottom-up and top-down processing, each playing a distinct role in how we perceive our environment.
Bottom-up processing begins at the sensory level, where receptors detect external environmental stimuli. These could include the tactile sensation of...
Neuroplasticity01:01

Neuroplasticity

Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.
Auditory Perception01:17

Auditory Perception

The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the cochlea, a...
Perception of Sound Waves01:01

Perception of Sound Waves

The human ear is not equally sensitive to all frequencies in the audible range. It may perceive sound waves with the same pressure but different frequencies as having different loudness. Moreover, the perception of sound waves depends on the health of an individual's ears, which decays with age. The health of one's ears may also be affected by regular exposure to loud noises.
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same frequency...
Perceiving Loudness, Pitch, and Location01:21

Perceiving Loudness, Pitch, and Location

The human brain perceives pitch through two primary mechanisms reflected in place theory and frequency theory. Each mechanism describes how sound waves are interpreted as specific pitches by the brain, offering insights into the intricate processes of auditory perception.
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by identifying...
Hearing01:31

Hearing

When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.

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Related Experiment Video

Updated: Jul 14, 2026

A Method to Study Adaptation to Left-Right Reversed Audition
07:14

A Method to Study Adaptation to Left-Right Reversed Audition

Published on: October 29, 2018

Perceptual adaptation to non-native speech.

Ann R Bradlow1, Tessa Bent

  • 1Department of Linguistics, Northwestern University, Evanston, IL 60208, USA. abradlow@northwestern.edu

Cognition
|May 29, 2007
PubMed
Summary

Native English speakers can adapt to foreign-accented English. Exposure to multiple talkers enables talker-independent adaptation, demonstrating flexible speech perception processes for accented speech.

Area of Science:

  • Psycholinguistics
  • Auditory Perception
  • Phonetics

Background:

  • Understanding foreign-accented speech is crucial for effective communication.
  • Perceptual adaptation allows listeners to adjust to novel speech patterns.
  • Previous research has explored adaptation to accented speech with varying results.

Purpose of the Study:

  • To investigate talker-dependent and talker-independent perceptual adaptation to Chinese-accented English.
  • To determine if native English listeners can adapt to foreign-accented speech.
  • To examine the influence of single versus multiple talker exposure on adaptation.

Main Methods:

  • Experiment 1: Native English listeners recognized Chinese-accented English under single and multiple talker conditions.

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Visualizing Visual Adaptation
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Visualizing Visual Adaptation

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Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody
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Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody

Published on: September 27, 2024

Related Experiment Videos

Last Updated: Jul 14, 2026

A Method to Study Adaptation to Left-Right Reversed Audition
07:14

A Method to Study Adaptation to Left-Right Reversed Audition

Published on: October 29, 2018

Visualizing Visual Adaptation
04:43

Visualizing Visual Adaptation

Published on: April 24, 2017

Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody
09:09

Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody

Published on: September 27, 2024

  • Experiment 2: Listeners were exposed to multiple Chinese-accented English talkers before perceiving a novel talker.
  • Recognition accuracy and adaptation rates were measured.

    • Main Results:

    • Listeners showed talker-dependent adaptation to Chinese-accented English in the single talker condition.
    • Adaptation varied based on the baseline intelligibility of the foreign-accented talker.
    • Exposure to multiple talkers facilitated talker-independent adaptation to novel Chinese-accented English.

    Conclusions:

    • Speech perception is highly flexible and can adapt to significant deviations from native pronunciation norms.
    • Listeners can achieve talker-independent adaptation to foreign-accented speech with sufficient multi-talker exposure.
    • These findings highlight the brain's capacity to adjust to diverse acoustic-phonetic variations in speech.