FUNCTIONAL PARALLELISM IN SPOKEN WORD-RECOGNITION
FUNCTIONAL PARALLELISM IN SPOKEN WORD-RECOGNITION
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DOI:
10.1016/0010-0277(87)90005-9
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发表时间:
1987-03-01
期刊:
影响因子:
3.4
通讯作者:
MARSLENWILSON, WD
中科院分区:
文献类型:
--
作者:
MARSLENWILSON, WD
The process of spoken word-recognition breaks down into three basic functions, of access, selection and integration. Access concerns the mapping of the speech input onto the representations of lexical form, selection concerns the discrimination of the best-fitting match to this input, and integration covers the mapping of syntactic and semantic information at the lexical level onto higher levels of processing. This paper describes two versions of "cohort"-based model of these processes, showing how it evolves from a partially interactive model, where access is strictly autonomous but selections is subject to top-down control, to a fully bottom-up model, where context plays no role in the processes of form-based access and selection. Context operates instead at the interface between higher-level representations and information generated on-line about the syntactic and semantic properties of members of the cohort. The new model retains intact the fundamental characteristics of a cohort-based word-recognition process. It embodies the concepts of multiple access and multiple assessment, allowing a maximally efficient recognition process, based on the principle of the contingency of perceptual choice.