An Effective Method for Ranking of Changed Web Pages in Incremental Crawler
نویسندگان
چکیده
The World Wide Web is a global, large repository of text documents, images, multimedia and much other information, referred to as information resources. A large amount of new information is posted on the Web every day. Web Crawler is a program, which fetches information from the World Wide Web in an automated manner. The crawler keeps visiting pages after the collection reaches its target size, to incrementally update/refresh the local collection. By this incremental update, the crawler refreshes existing pages and replaces less-important pages with new and more-important pages. Incremental web search requires a much smaller amount of data processing of the web. There is a problem in searching new information from the web in incremental web search to evaluate ranking of changed web pages. We developed an effective solution to this problem. In order to evaluate ranking of changed web pages. An Integrated ranking framework combining three metrics: Popularity Ranking, Content-based Ranking and
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