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Recommender system is to establish the relationship between the user and the information products, to use the existing selection habits and the similarity of each user's potential interest in the object, and then personalized recommendation. It is one of the effective ways to solve the information overload in the Internet age. But in practical application, because of the large number of products and...
This article puts forward a web crawler model of fetching data speedily based on Hadoop distributed system in view of a large of data, a lack of filtering and sorting, and other reasons which cannot make the web crawler timely and effectively get data index of the Internet in the current network environment. The crawler model will transplant single-threaded or multi-threaded web crawler into a distributed...
With the universal application of Hadoop cluster system, its reliability is drawing more and more attention from academia to industry. Recently, hardware load-sharing systems (LSSs) usually use accelerated life testing (ALT) models, which are not suitable for Hadoop cluster system whose reliability is significantly dependent on system software. Contrary to hardware which runs all the time after a...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.