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Metaphorical User Simulators for Evaluating Task-oriented Dialogue Systems [article]

Weiwei Sun and Shuyu Guo and Shuo Zhang and Pengjie Ren and Zhumin Chen and Maarten de Rijke and Zhaochun Ren
<span title="2022-04-06">2022</span> <i > arXiv </i> &nbsp; <span class="release-stage" >pre-print</span>
Moreover, the evaluation of user simulators is an open challenge. In this work, we proposes a metaphorical user simulator for endto-end TDS evaluation.  ...  The metaphorical user simulator demonstrates better consistency with manual evaluation than Agenda-based simulator and Seq2seq model on three datasets; our tester framework demonstrates efficiency, and  ...  User simulation is not foreign to information retrieval evaluation; its importance has been confirmed in the Sim4IR workshop at SIGIR 2021 [2] .  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener" href="">arXiv:2204.00763v3</a> <a target="_blank" rel="external noopener" href="">fatcat:4wddox437vdntnwzaym6ohvexe</a> </span>
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