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Related Experiment Video

Updated: May 12, 2026

Transcranial Direct Current Stimulation (tDCS) of Wernicke's and Broca's Areas in Studies of Language Learning and Word Acquisition
12:49

Transcranial Direct Current Stimulation (tDCS) of Wernicke's and Broca's Areas in Studies of Language Learning and Word Acquisition

Published on: July 13, 2019

Competitive processes in cross-situational word learning.

Daniel Yurovsky1, Chen Yu, Linda B Smith

  • 1Department of Psychology, Stanford University, Stanford, CA 94305, USA. yurovsky@stanford.edu

Cognitive Science
|April 24, 2013
PubMed
Summary
This summary is machine-generated.

Statistical word learning relies on tracking environmental regularities. This study shows that competitive mechanisms at multiple scales are crucial for rapid cross-situational word learning.

Keywords:
Language acquisitionStatistical learningWord learning

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Area of Science:

  • Cognitive Science
  • Psycholinguistics
  • Developmental Psychology

Background:

  • Statistical learning is fundamental to acquiring language.
  • Learners extract regularities from environmental input.
  • The specific learning mechanisms, like competition, influence information extraction.

Purpose of the Study:

  • To investigate the role of competitive mechanisms in cross-situational word learning.
  • To determine if competition operates at different scales (within and across situations).
  • To understand how these competitive mechanisms interact to facilitate rapid learning.

Main Methods:

  • Four experiments were conducted to test the role of competition.
  • The study examined statistical word learning in different contexts.
  • Experimental designs manipulated information at within- and across-situational levels.

Main Results:

  • Cross-situational word learning was found to involve competition at both within- and across-situational scales.
  • These competitive mechanisms were shown to interact.
  • The interaction of competition at multiple scales supports rapid word acquisition.

Conclusions:

  • Competitive mechanisms are essential for efficient statistical word learning.
  • Competition operating at multiple scales (within and across situations) is a key feature of cross-situational learning.
  • A process-level understanding reveals how competition drives rapid word acquisition.