With the rapid development of Internet and communication technology, the information resources on Internet increase sharply. Search engine emerges and develops fast as a major tool of Internet information retrieval. But every search engine has a specific database index, the unique features and expected user base. People often use several search engines for search results’comparison
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At present the main search engines in Internet such as Google, Baidu, Yahoo provide the customers large number of information in horizontal way. Although the general search engine can satisfy the user’s need for massive information, it is very difficult to give consideration to the accuracy and the relevant of search quality. And its purpose
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Along with the rapid development and universal popularization of Internet,information resources on Web have been expanded increasingly in which there are both useful information and some reactionary,superstitious content.Therefore,it has become an important and urgent issue that how to make an accurate analysis and prediction of the public opinion on the network by way of searching
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Over the past decades, the Internet has become a vast information repository far beyond our exceptation, where most resources are stored in the formats of Web documents. In order to make full use of Web resources, help users to browse information accurately through a quick search, and enhance the applications of Web documents, the Web
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Over the past decades, the Internet has become a vast information repository far beyond our exceptation, where most resources are stored in the formats of Web documents. In order to make full use of Web resources, help users to browse information accurately through a quick search, and enhance the applications of Web documents, the Web
(Read More…)
