| 摘要 |
A method and system for categorizing web-search queries in semantically coherent topics. The method includes receiving plurality of web-search queries from one or more users and storing the plurality of web-search queries in a query log. The method further includes processing the plurality of web-search queries for topic generation by generating plurality of missions from the query log and merging together one or more missions belonging to a similar topic. Further, the method includes determining topical user profile of a user by matching each mission of the user with one or more relevant topics, and detecting user activity of the user from random user activity. Moreover, the method includes naming one or more semantically coherent topics using a set of common concept terms extracted from the plurality of web-search queries. The system includes one or more electronic devices, a communication interface, a memory, and a processor.
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