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Improved Relevance Ranking in WebGather
作者姓名:雷鸣  王建勇
作者单位:[1]Networking&DistributedComputerSystemsLaboratory,DepartmentofComputerScience&TechnologyPekingUniversity,Beijing100871,P.R.China [2]Networking&DistributedComputerSystemsLaboratory,Depart
基金项目:the National "9th Five-Year Plan)" Key Technology Project (No. 96-743-01-05-01) and the NKBRSF of China (No. G1999032706).
摘    要:The amount of information on the web is growing rapidly,and search engines that rely on keyword matching usually return too many low quality matches.To improve search results,a challenging task for search engines is how to effecively calculate a relevance ranking for each web page,This paper discusses in what order a search engine should return the uRLs it has produced in response to a user‘s query,so at to show ore relevant pages first.Emphasis is given on the ranking functions adopted by WebGather that take link structure and user popularity factors into account.Experimental results are also presented to evaluate the proposed strategy.

关 键 词:因特多  关产次序  WebGatter  计算机网络  UNIX

Improved relevance ranking in WebGather
Ming Lei,Jianyong Wang,Baojue Chen,Xiaoming Li.Improved Relevance Ranking in WebGather[J].Journal of Computer Science and Technology,2001,16(5):0-0.
Authors:Ming Lei  Jianyong Wang  Baojue Chen  Xiaoming Li
Affiliation:(1) Networking & Distributed Computer Systems Laboratory, Department of Computer Science & Technology, Peking University, 10087 Beijing, P. R. China
Abstract:The amount of information on the web is growing rapidly and search engines that rely on keyword matching usually return too many fow quality matches. To improve search results, a challenging task for search engines is how to effectively calculate a relevane ranking for each web page. This paper discusses in what order a search engine should return the URLs it has produced in response to a user's query so as to show more relevant pages first. Emphasis is given on the ranking functions a-dopted by WebGather that take link structure and user popularity factors into account. Bxperimental results are also presented to evaluate the proposed strategy.
Keywords:World Wide Web  search engine  relevance ranking  WebGather
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