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Can Neural Adaptation Explain Word Choice ?

Contributeurs/tricesKlinger, Jörn; Mayor, Julien
Publié dansExpanding the Space of Cognitive Science. Proceedings of the 33rd Annual Meeting of the Cognitive Science Society, Editeurs/trices Carlson, L.; Hoelscher, C. & Shipley, T.F., p. 1006-1011
Présenté à Boston (USA), July 20-23, 2011
Maison d'éditionAustin, TX : Cognitive Science Society
Date de publication2011
Résumé

Speakers refer to objects using terms on various levels of description. Labeling a poodle, they use the subordinate term “poodle” or the basic term “dog”. Our model attributes these effects to visual context, relying on the domain general mechanism of neural adaptation. Two SOMs represent visual and auditory categories. Word learning is modeled via simultaneous presentation of item and word form and the creation of Hebbian synapses. Neural adaptation causes a decrease of activation in repeatedly activated nodes. We predicted that as a result of this, when presented alone or alongside a distractor from another basic category, an item will be referred to by its basic term, while the presence of a distractor from the same basic category will induce a shift to the target's subordinate label. Three simulations taking into account the relative frequency of an item's basic and subordinate level labels supported this hypothesis.

Mots-clés
  • Self-Organizing Maps
  • Neural Adaptation
  • Language Production
Structure d'affiliation Pas une publication de l'UNIGE
Citation (format ISO)
KLINGER, Jörn, MAYOR, Julien. Can Neural Adaptation Explain Word Choice ? In: Expanding the Space of Cognitive Science. Proceedings of the 33rd Annual Meeting of the Cognitive Science Society. Boston (USA). Austin, TX : Cognitive Science Society, 2011. p. 1006–1011.
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Proceedings chapter
accessLevelPublic
Identifiants
  • PID : unige:22690
ISBN978-0-9768318-7-7
412vues
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Informations techniques

Création29/08/2012 15:37:00
Première validation29/08/2012 15:37:00
Heure de mise à jour14/03/2023 17:39:54
Changement de statut14/03/2023 17:39:54
Dernière indexation12/02/2024 20:24:32
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