Exploring Alternative Methods for Error Attribution in Learning Curves Analysis in Intelligent Tutoring Systems. - Adaeze Nwaigwe; Kenneth R. Koedinger; Kurt VanLehn; Robert G. M. Hausmann; Anders Weinstein (AIED, 2007)

What's in a Step? Toward General, Abstract Representations of Tutoring System Log Data. - Kurt VanLehn; Kenneth R. Koedinger; Alida Skogsholm; Adaeze Nwaigwe; Robert G. M. Hausmann; Anders Weinstein; Benjamin Billings (User Modeling, 2007)

The Simple Location Heuristic is Better at Predicting Students' Changes in Error Rate Over Time Compared to the Simple Temporal Heuristic. - Adaeze Nwaigwe; Kenneth R. Koedinger (EDM, 2011)

Evaluating Student Models. - Adaeze Nwaigwe (EDM (Workshops), 2014)