In the term extraction process,some phrases or phrase fragments containing active lexical represent as the noisy,which usually have the stable collocation pattern and a high co-occurrence probability in the corpus.The traditional phrase filtering methods are inclined to measure the cohesion of the inner words,and own less discriminate ability with these active noisy.This paper proposes a phrase filtering approach based on left/right entropy technology to evaluate the active degree of words in the phrases or...
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