Sub-lexical Dialogue Act Classification in a Spoken Dialogue System Support for the Elderly with Cognitive Disabilities Ken Sadohara author Hiroaki Kojima author Takuya Narita author Misato Nihei author Minoru Kamata author Shinichi Onaka author Yoshihiro Fujita author Takenobu Inoue author 2013-08 text Proceedings of the Fourth Workshop on Speech and Language Processing for Assistive Technologies Jan Alexandersson editor Peter Ljunglöf editor Kathleen F McCoy editor François Portet editor Brian Roark editor Frank Rudzicz editor Michel Vacher editor Association for Computational Linguistics Grenoble, France conference publication sadohara-etal-2013-sub https://aclanthology.org/W13-3915/ 2013-08 93 98