1. Fostering language learner autonomy via adaptive conversation tutors;Abu-Shawar,2007
2. Using systems and user performance features to improve emotion detection in spoken tutoring dialogs;Ai,2006
3. Some justifications for the learning by disturbing strategy;Aimeur,1992
4. Evaluating the effectiveness of a tutorial dialog system for self-explanation;Aleven,2004
5. Gaze, dialog systems and face-to-face communication;Bailly;Speech Comm.,2010