The link between statistical segmentation and word learning in adults.

Number 1509
Year 2008
Drawer 27
Entry Date 10/22/2008
Authors Mirman, D., Magnuson, J.S., Estes, K.G. & Dixon, J.A.
Contact
Publication Cognition, V. 108, pp. 271-280.
url http://www.haskins.yale.edu/Reprints/HL1509.pdf
Abstract Many studies have shown that listeners can segment words from running speech based on conditional probabilities of syllable transitions, suggesting that this statistical learning could be foundational component of language learning. However, few studies have shown a direct link between statistical segmentation and word learning. We examined this possible link in adults by following a statistical segmentation exposure phase with an artificial lexicon learning phase. Participants were able to learn all novel object-label pairings, but pairings were learned faster when labels contained high probability (word-like) or non-occurring syllable transitions from the statistical segmentation phase than when they contained low probability (boundary-straddling) syllable transitions. This suggests that, for adults, labels inconsistent with expectations based on statistical learning are harder to learn than consistent or neutral labels. In contrast, a previous study found that infants learn consistent labels, but not inconsistent or neutral labels.
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