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Examining the implementation of academic vocabulary, lexical density, and speech rate features on OpenCourseWare and MOOC lectures.
Chen-Yu Liu
Published in:
Interact. Learn. Environ. (2023)
Keyphrases
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lexical features
co occurrence
keywords
image features
feature space
natural language processing
feature extraction
low level
domain specific
higher education
linguistic information
spectral features
syntactic features