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Related Experiment Video

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fMRI Mapping of Brain Activity Associated with the Vocal Production of Consonant and Dissonant Intervals
11:15

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Published on: May 23, 2017

Structural constraints in the perception of English stop-sonorant clusters.

Elliott Moreton1

  • 1Department of Cognitive Science, Johns Hopkins University, Baltimore, MD 21218, USA. moreton@cogsci.jhu.edu

Cognition
|June 14, 2002
PubMed
Summary

Listeners’ phonotactic perceptual bias is driven by abstract linguistic rules, not just cluster frequency. This research clarifies how native language sound patterns influence speech perception.

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Area of Science:

  • Psycholinguistics
  • Phonology
  • Auditory Perception

Background:

  • Native language phonotactics influence non-native speech perception.
  • Listeners may misperceive sounds to fit native phonological rules, like preferring [tr] over [tl] in English.

Purpose of the Study:

  • To investigate the linguistic knowledge underlying phonotactic perceptual bias.
  • To compare unit models (frequency-based) against structure models (rule-based) of this bias.

Main Methods:

  • Two experiments used synthetic stop-sonorant clusters with ambiguous consonants.
  • Listeners judged consonant clusters, and bias was measured independently of stimulus.
  • Compared perceptual bias for clusters violating different structural constraints and in varied syllable contexts.

Main Results:

  • Results from both experiments supported structure models over unit models.
  • Phonotactic perceptual bias is better explained by abstract phonological generalizations.

Conclusions:

  • Abstract phonological rules, not just experience with cluster frequencies, shape speech perception.
  • This provides evidence for structure-based accounts of phonotactic perceptual bias.