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Lu, Xiaofei – Modern Language Journal, 2012
This study was an examination of the relationship of lexical richness to the quality of English as a second language (ESL) learners' oral narratives. A computational system was designed to automate the measurement of 3 dimensions of lexical richness, that is, lexical density, sophistication, and variation, using 25 different metrics proposed in…
Descriptors: Oral Language, Language Proficiency, English (Second Language), Second Language Learning