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软件学报  2008 

A Deep Web Entity Identification Mechanism Based on Semantics and Statistical Analysis
一种基于语义及统计分析的Deep Web实体识别机制

Keywords: deep Web,data integration,entity identification,data deduplication,representation consolidation
deep
,Web,数据集成,实体识别,数据消重,表象整合

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Abstract:

According to analyzing the traditional entity identification methods, a deep Web entity identification mechanism based on semantics and statistical analysis (SS-EIM) is presented in this paper, which includes text matching model, semantics analysis model and group statistics model. Also a three-phase gradual refining strategy is adopted, which includes text initial matching, representation relationship abstraction and group statistics analysis. Based on the text characteristics, semantic information and constraints, the identification result is revised continuously to improve the accuracy. By performing the self-adaptive knowledge maintenance strategy, the content of representation relationship knowledge database can be more complete and effective. The experiments demonstrate the feasibility and effectiveness of the key techniques of SS-EIM.

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