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Line 1: '''Web query topic classification/categorization''' is a problem in [[information science]]. The task is to assign a [[Web search query]] to one or more predefined categories, based on its topics. Different from the traditional document classification tasks, queries submitted by Web search users are usually short and ambiguous; also the meanings of the queries are evolving over time. Therefore, some canonical document classification techniques cannot be directly applied to the query topic classification tasks.

Web query classification: Difference between revisions