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Impact of Corpus Size and Dimensionality of LSA Spaces from Wikipedia Articles on AutoTutor Answer Evaluation.
Zhiqiang Cai
Art Graesser
Leah Windsor
Qinyu Cheng
David W. Shaffer
Xiangen Hu
Published in:
EDM (2018)
Keyphrases
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wikipedia articles
semantic features
semantic relatedness
search queries
dimensionality reduction
user generated content
information retrieval systems
visual features
text data
link structure