An open challenge in constructing dialogue systems is developing methods for automatically learning dialogue strategies from large amounts of unlabelled data. Recent work has proposed Next-Utterance-Classification (NUC) as a surrogate task for bui...
A novel online cost-sensitive ensemble learning framework is proposed in this paper, which generalizes a number of batch cost-sensitive ensemble learning algorithms to their online version. Based on this framework, online learning and cost-sensiti...
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