Automatic detection of users’ skill levels using high-frequency user interface events Arin GhazarianS. Majid Noorhosseini Original Paper 16 February 2010 Pages: 109 - 146
Multimodal semi-automated affect detection from conversational cues, gross body language, and facial features Sidney K. D’MelloArthur Graesser Original Paper 04 May 2010 Pages: 147 - 187