Designing SpeechActs: issues in speech user interfaces
CHI '95 Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
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ACL '98 Proceedings of the 35th Annual Meeting of the Association for Computational Linguistics and Eighth Conference of the European Chapter of the Association for Computational Linguistics
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ACL '94 Proceedings of the 32nd annual meeting on Association for Computational Linguistics
A robust system for natural spoken dialogue
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The development of spoken dialogue systems is often limited by the performance of their speech recognition component. The impact of speech recognition errors on dialogue systems is often studied at the global level of task completion. In this paper, we carry an empirical study on the consequences of speech recognition errors on a fully-implemented dialogue prototype, based on a speech acts formalisms. We report the impact of speech recognition errors on speech act identification and discuss how standard control mechanisms can participate to robustness by assisting the user in repairing the consequences of speech recognition errors.