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An Orthonormal Basis for Topic Segmentation in Tutorial Dialogue.
Andrew Olney
Zhiqiang Cai
Published in:
HLT/EMNLP (2005)
Keyphrases
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topic segmentation
orthonormal basis
tutorial dialogue
dialogue system
natural language dialogue
basis functions
intelligent tutoring systems
wavelet basis
lexical chains
topic detection
low pass filter
wavelet representation
tutoring system
machine learning
linear combination
domain specific
search engine