Determining tutorial remediation strategies from a corpus of human-human tutoring dialogues Charles Callaway author Johanna Moore author 2007-06 text Proceedings of the Eleventh European Workshop on Natural Language Generation (ENLG 07) Stephan Busemann editor DFKI GmbH Saarbrücken, Germany conference publication callaway-moore-2007-determining https://aclanthology.org/W07-2319/ 2007-06 123 130