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With the increasing number of network comments, mining product reviews is an emerging area of research which fundamental work is focused on feature extraction. Previous studies mainly focus on explicit features extraction while often ignore implicit features which haven't been stated clearly but containing necessary information for analyzing comments. Actually in our study, we find a lot of implicit...
Search engine query logs contain quantities of Named Entities. As the basic work of information extraction, traditional Named-entity extraction methods only can extract specific categories of entities. It is very difficult for them to be applied to the query log Named-entity recognition directly for their limitation. In this paper, a novel approach is proposed to extract Named Entities from user query...
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