@inproceedings{chai-etal-2003-combining,
    title = "Combining Semantic and Temporal Constraints for Multimodal Integration in Conversation Systems",
    author = "Chai, Joyce Y.  and
      Hong, Pengyu  and
      Zhou, Michelle X.",
    booktitle = "Proceedings of the {HLT}-{NAACL} 2003 Workshop on Research Directions in Dialogue Processing",
    year = "2003",
    url = "https://aclanthology.org/W03-0701",
    pages = "1--3",
}