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Related Concept Videos

Perceiving Loudness, Pitch, and Location01:21

Perceiving Loudness, Pitch, and Location

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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...
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Perception of Sound Waves01:01

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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.
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Auditory Perception01:17

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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...
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Sound Intensity Level00:53

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Humans perceive sound by hearing. The human ear helps sound waves reach the brain, which then interprets the waves and creates the perception of hearing. The loudness of the environment in which a person is located determines whether they can distinguish between different sound sources.
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Perception is influenced by perceptual set, context, motivation, and emotion. Perceptual set, or perceptual expectancy, refers to the tendency to perceive things in a particular way, influenced by previous experiences and expectations. This phenomenon affects the interpretation of stimuli, creating a set of mental tendencies and assumptions that impact sensory perceptions of sound, taste, touch, and sight.
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Hearing01:31

Hearing

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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: Oct 13, 2025

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

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Music Does Not Facilitate Lexical Tone Normalization: A Speech-Specific Perceptual Process.

Ran Tao1, Kaile Zhang1, Gang Peng1

  • 1Research Centre for Language, Cognition, and Neuroscience, Department of Chinese and Bilingual Studies, The Hong Kong Polytechnic University, Kowloon, Hong Kong SAR, China.

Frontiers in Psychology
|November 15, 2021
PubMed
Summary

Speech normalization relies on immediate speech contexts, not music or non-speech cues. Listener familiarity with context does not enable lexical tone normalization in non-linguistic settings, supporting a speech-specific process.

Keywords:
Cantoneselexical tonesmusicspeech normalizationtone normalization

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Area of Science:

  • Psycholinguistics
  • Auditory Perception
  • Speech Science

Background:

  • Listeners normalize variable speech into phonological units using immediate contexts.
  • Debate exists on whether non-speech contexts aid speech normalization, with proposed general-auditory vs. speech-specific hypotheses.
  • Listener familiarity with context may confound findings on speech normalization mechanisms.

Purpose of the Study:

  • To investigate if perceptual familiarity with non-linguistic contexts influences speech normalization.
  • To examine the role of musical training in pitch perception transfer from music to language.
  • To determine if speech normalization is a speech-specific process.

Main Methods:

  • Native Cantonese speakers with and without musical training performed lexical tone judgment tasks.
  • Tasks were conducted in three context conditions: speech, non-speech, and music.
  • Familiarity with each context type was assessed for musicians and non-musicians.

Main Results:

  • Lexical tone normalization occurred in the speech context for both groups.
  • No significant lexical tone normalization was observed in non-speech or music contexts.
  • Musical training did not enhance performance in any context, indicating no pitch perception transfer.

Conclusions:

  • Speech normalization is primarily driven by speech-specific processing, not general auditory mechanisms.
  • Familiarity with non-linguistic contexts, including music, does not facilitate lexical tone normalization.
  • Pitch perception skills in music do not transfer to linguistic pitch processing in tonal languages.