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Related Experiment Videos

Estimating articulation scores

C M Rankovic1, R M Levy

  • 1Northeastern University, Department of Speech-Language, Pathology and Audiology, Boston, Massachusetts 02115, USA.

The Journal of the Acoustical Society of America
|January 4, 1998
PubMed
Summary
This summary is machine-generated.

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Listeners can accurately estimate speech articulation scores when visual text is delayed. This method provides reliable results faster than traditional speech audiometry tests.

Area of Science:

  • Audiology
  • Speech Perception
  • Psychoacoustics

Background:

  • Assessing speech perception is crucial in audiology.
  • Traditional methods for measuring articulation scores are time-consuming.
  • Listener estimation of speech intelligibility offers a potential alternative.

Purpose of the Study:

  • To evaluate listeners' ability to estimate articulation scores for nonsense syllables.
  • To determine the influence of visual text presentation timing on estimation accuracy.
  • To assess the test-retest reliability and efficiency of this estimation procedure.

Main Methods:

  • Normal-hearing subjects estimated consonant-correct scores for noise- or filter-degraded nonsense syllables.
  • Visual text of syllables was presented simultaneously or 500 ms after auditory offset.

Related Experiment Videos

  • Estimates were collected twice, and actual scores were obtained for comparison.

    • Main Results:

    • Estimates closely matched actual scores when visual text was delayed (500 ms offset).
    • Simultaneous text presentation led to overestimation of actual scores.
    • The estimation procedure demonstrated high test-retest reliability and efficiency.

    Conclusions:

    • Delayed visual text presentation allows for accurate estimation of speech articulation scores.
    • This method is more time-efficient than traditional articulation testing.
    • Listeners base estimates on speech sound recognition, not just noise perception.