| Document Date: 2008-03-12 23:30:19
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City Beijing / / Company CNN / / Country China / / / Event Product Issues / Product Recall / / Facility Tsinghua University / / Holiday Assumption / / IndustryTerm classification algorithm / search goals / identification algorithm / search performance / search engine using short queries / typical decision tree algorithm / purpose Web search engine / web directory / search target / Web Search engine / Web search environment / search engines / query type identification algorithm / car accident / retrieval algorithm / navigational type search request / decision tree algorithm / web search queries / prevented search engines / entry page search / Web Conference / search engine contest / web search / search user / search queries / search engine user behavior / web track / search engine logs / search context / web document retrieval / search engine / informational and navigational search / purpose algorithm / / Organization Chinese Ministry of Education / Natural Science Foundation / State Key Lab of Intelligent Tech / Tsinghua University / Beijing / / Person Andrei Broder / Danny Levinson / Daniel E. Rose / / Product Precision / / Technology purpose algorithm / query type identification algorithm / retrieval algorithm / decision tree algorithm / Search engine / typical decision tree algorithm / C4.5 algorithm / classification algorithm / Henzinger M. Improved algorithms / ranking algorithm / identification algorithm / / URL www.cnn.com / www.sogou.com / /
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Automatic Query Type Identification Based on Click Through Information Yiqun Liu1 , Min Zhang1 , Liyun Ru2 , and Shaoping Ma1 1 State Key Lab of Intelligent Tech. & Sys., Tsinghua University, Beijing, China