Exploring Effective Dialogue Act Sequences in One-on-one Computer Science Tutoring Dialogues Lin Chen author Barbara Di Eugenio author Davide Fossati author Stellan Ohlsson author David Cosejo author 2011-06 text Proceedings of the Sixth Workshop on Innovative Use of NLP for Building Educational Applications Joel Tetreault editor Jill Burstein editor Claudia Leacock editor Association for Computational Linguistics Portland, Oregon conference publication chen-etal-2011-exploring https://aclanthology.org/W11-1408/ 2011-06 65 75