| The Semantic web is an extension of the current web in which information is given well-defined meaning, better enabling computers and people to work in cooperation. Personalized information retrieval is a retrieval that focus on user's individual demand, search information according to the interest and characteristics of the user. First of all, The paper studies the related theory and technology of Semantic web including the concept,system structure and key technology of Semantic. Then the paper discusses the related technique of personalized information retrieval, studies Ontology-based information retrieval. On the basis of this, The paper puts forward a model of personalized information retrieval based on Semantic web. |
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