Abstract:

A grope research is described on specific application domain oriented Chinese Information Extraction System from the point of Comprehensive Information Theory. A Comprehensive Information Knowledge Base is built through defining, analyzing and using syntactic, semantic and pragmatic information as an integrated entity. An experimental demo system is implemented for the application domain of financial news about management leaders' alteration in companies. Based on this, a kind of application model is discussed for information extraction system in Intelligent Mobile Information Service, which is Information Extraction plus Mobile Short Message Service. We assembled the characteristics of conciseness, definiteness in focus of Information Extraction result with that of mobility, facility and popularity of mobile phone into an experimental system. Testing results have shown its feasibility.

Key words: information extraction, comprehensive information, comprehensive pragmatic information analysis, intelligent mobile information service