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Related Experiment Videos

Articulatory asymmetries.

S L Hamlet, H T Bunnell, B Struntz

    The Journal of the Acoustical Society of America
    |April 1, 1986
    PubMed
    Summary
    This summary is machine-generated.

    Dynamic palatography revealed spatial and temporal tongue asymmetries for /s/ and /l/ sounds, extending into vowel transitions. This impacts speech signal interpretation and speaker recognition.

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    Area of Science:

    • Linguistics
    • Speech Science
    • Phonetics

    Background:

    • Understanding consonant articulation is crucial for speech production and perception.
    • Previous studies often simplify tongue movements, potentially missing key articulatory details.

    Purpose of the Study:

    • To investigate detailed tongue contact patterns for the consonants /s/ and /l/ using dynamic palatography.
    • To analyze the spatial and temporal characteristics of tongue movements during speech production.
    • To explore the implications of these findings for speech signal analysis and speaker recognition.

    Main Methods:

    • Dynamic palatography was employed to record real-time tongue-palate contact.
    • Analysis focused on the consonants /s/ and /l/ and their transitions into adjacent vowels.

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  • Both spatial (location) and temporal (timing) aspects of tongue contact were examined.

    • Main Results:

    • Common spatial and temporal asymmetries in tongue contact were observed for both /s/ and /l/.
    • These asymmetries were found to extend into the vocalic transitions following the consonants.
    • The findings highlight the dynamic and complex nature of tongue articulation.

    Conclusions:

    • Single midsagittal plane data may be insufficient for fully capturing articulatory movements.
    • Detailed tongue contact patterns offer valuable insights for articulatory speech signal interpretation.
    • Accurate articulatory data is essential for advancing speaker recognition technologies.