Zachary A. Pardos, Neil T. Heffernan. KT-IDEM: Introducing Item Difficulty to the Knowledge Tracing Model. In Joseph A. Konstan, Ricardo Conejo, José L. Marzo, Nuria Oliver, editors, User Modeling, Adaption and Personalization - 19th International Conference, UMAP 2011, Girona, Spain, July 11-15, 2011. Proceedings. Volume 6787 of Lecture Notes in Computer Science, pages 243-254, Springer, 2011. [doi]
Abstract is missing.