PSYC 532 Lecture Notes - Lecture 7: Regular And Irregular Verbs, Perceptron, Artificial Language
23 Jan 2018
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Psyc 532: lecture 17 past tense lecture. They integrate ideas from language, language acquisition, cognitive development, rules and connections. Regular past tense: ass suffix ed to the stem. There is a rule (ad ed suffix to the stem, then instances of irregular verbs are encountered and overrule the application of the known and learned ed rule). Imperfect memory or irregular verbs yleids over-regularisation errors. walk walked hit hit come came go went. Rules and exceptions can be produced in homogenous system. Rule is a high level description of what is going on in the network. 2 layers perceptron with delta rule present stem as input past tense as output. Heavily criticized by psycholinguistis because not psychologically realistic. They manipulated speech input by creating realistic sentence and exchanging the frequency of regular/irregular verbs. The regular forms were treated inversly to the irregular forms.
