口语对话系统是人机交互领域的核心技术,也是实现和谐人机交互的重要途径,具有重大的研究意义和应用价值,其中的各项理论和技术的研究进展一直备受关注.较为全面深入地总结了对话管理及口语对话系统的研究进展和现状.首先阐述了口语对话系统中的主要研究问题,包括系统各模块的研究内容与关键技术、系统的可移植性和鲁棒性设计等;然后从理论模型、研究进展及可用性等角度系统地剖析了现有的多种口语对话管理策略;最后展望了未来可能的研究方向和亟待解决的问题.
Spoken dialogue system is the core technology in the field of human-computer interaction,and it is an important way to realize the harmonious human-computer interaction.The research has great theory significance and application value.The advances of theory and technology in spoken dialogue systems have always been greatly concerned.The status and advances of dialogue management and spoken dialogue system were comprehensively summarized in this paper.First,the main research questions of spoken dialogue system were introduced comprehensively,including the research contents of the modules,key technologies,portability and robust design.Then,the various spoken dialogue management strategies were systematically analyzed from the perspective of theoretical models,advances and usability.Finally,several possible directions and problems for further consideration and discussion were also mentioned.