Manuel Hernando, Eduardo Guzmán, Sergey A. Sosnovsky, Eric Andres, Susanne Narciss. Towards IRT-based student modeling from problem solving steps. In John C. Stamper, Zachary A. Pardos, Manolis Mavrikis, Bruce M. McLaren, editors, Proceedings of the 7th International Conference on Educational Data Mining, EDM 2014, London, UK, July 4-7, 2014. pages 423-424, International Educational Data Mining Society (IEDMS), 2014. [doi]
Abstract is missing.