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Date: 2015-04-13 04:30:57Information science Information retrieval Internet search engines Index Natural language processing Search engine Web search query Multimedia search Metasearch engine Database index Web search engine Extensible Storage Engine | US008489571B2United States Patent Leung et al. (54)Add to Reading ListSource URL: www.sci.hkbu.edu.hkDownload Document from Source WebsiteFile Size: 1,31 MBShare Document on Facebook |