Ontology-based Context Information Model and Reasoning
Lin Fen · Jisuanji gongcheng · 2007
Context information describes the details of entity and situation.This paper introduces a comprehensive and formal ontology-based model and reasoning mechanism.The implementation of context ontology enhances the expressiveness,support inference,thus can improve the management of context information.The key method,supportive tools and prototype systems are introduced.The main benefit of this model is the ability to reason over context data by two ways: description logics and rules,which can improve the context information management.