@inproceedings{LearnDialogue-Grafsgaard-ACII-2011,
author = {Grafsgaard, Joseph F. and Boyer, Kristy Elizabeth and Lester, James C.},
booktitle = {Proceedings of the International Conference on Affective Computing and Intelligent Interaction (ACII)},
pages = {97--106},
title = {{Predicting Facial Indicators of Confusion with Hidden Markov Models}},
year = {2011},
month = {oct},
venue = {Memphis, Tennessee},
url = {http://cise.ufl.edu/research/learndialogue/pdf/LearnDialogue-Grafsgaard-ACII-2011.pdf},
keywords = {JavaTutor}
}