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More and more electric power data are generated with the development of the electric power field. Hyponymy relationships extraction is an important task in building semantic knowledge base, information retrieval and other semantic applications etc. This paper uses sentences to match “is a” pattern as research subjects and proposes a novel hyponymy relation extraction approach, which combines lexical...
With the development on newly social media such as micro-blog, people usually spread sentiments on various kinds of topics, and the social media has become an effective platform to mine the public opinions. As this kind of big data has the characteristic of comments diversity, it is necessary to extract useful information such as sentiment or emotion from the big data. But the traditional text mining...
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