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Improvement in the effectiveness of Information Retrieval on the Web in one such research area in which efforts are going on to improve the precision by satisfying the user need effectively and efficiently. To improve the precision of Information Retrieval on the Web there is a need to understand the information need of the query issued by user and retrieve the good authorities and hub web pages for a particular information need implied by the query. Good authorities are those pages which are rich source of information for a specific information need. Good Hub pages are those pages which contain link to good authorities for a given information need.
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