Abstract
An important part of dialogue management in a dialogue system is topic management: The system has to keep track of topic aspects (current topic, context, obligations, ...) in order to be able to resolve ambiguities and to respond in a cooperative and sensible way. In the schisma project, we are developing a system that takes part in a conversation about theater performances and is able to make ticket reservations. In this paper we discuss several techniques for topic management that we...
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