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Cai, Zhiqiang; Graesser, Arthur C.; Windsor, Leah C.; Cheng, Qinyu; Shaffer, David W.; Hu, Xiangen – International Educational Data Mining Society, 2018
Latent Semantic Analysis (LSA) plays an important role in analyzing text data from education settings. LSA represents meaning of words and sets of words by vectors from a k-dimensional space generated from a selected corpus. While the impact of the value of k has been investigated by many researchers, the impact of the selection of documents and…
Descriptors: Semantics, Discourse Analysis, Computational Linguistics, Intelligent Tutoring Systems
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William J. Crawford; Kim McDonough – rEFLections, 2017
Although collaborative writing studies have found that collaboratively-written texts are more accurate than individually-written texts, previous studies in this framework have not identified differences in the grammatical features of texts written individually or collaboratively (Fernández-Dobao, 2012 Wigglesworth & Storch 2009; Storch &…
Descriptors: Collaborative Writing, Grammar, Computational Linguistics, English (Second Language)