Reuse in Question Answering: A Preliminary Study

Marc Light, Abraham Ittycheriah, Andrew Latto, and Nancy McCracken

People when asked a number of questions about a particular topic begin to become knowledgeable about the topic as they look for and find answers to the questions. A question answering system should also possess this ability to "reuse" information used in answering previous questions. This article defines and exemplifies a dozen categories of reuse that were found in usergenerated question sets. The corpus of question sets is also discussed.


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