Intelligent Tutoring Systems Educational Data Mining Human-Computer Interaction Gaming the System
Ryan Shaun Joazeiro de Baker


All tools are copyright Ryan Baker -- they are free for any non-commercial or research use. Partial credit for this distribution also accrues to Ken Koedinger, Albert Corbett, and Sujith Gowda. Please contact me before using for any commercial use. This code is NOT supported. Use it at your own risk, and make sure to check that data is sorted properly. You are welcome to re-distribute this code as long as proper credit is given. If you use this code for a published paper, please cite the appropriate paper listed below.

Bayesian Knowledge Tracing Brute Force model fitting code (please cite Baker, Corbett, Gowda, Wagner, MacLaren, Kauffman, Mitchell, & Giguere, 2010)

DataShop Feature Distillation (please cite Baker, Corbett, Koedinger, & Roll, 2008)

Gaming Detector (please cite Baker & de Carvalho, 2008) and Off-Task Behavior Detector (please cite Baker, 2007)

Models of Guessing and Slipping (please cite Baker, Corbett, & Aleven, 2008)

Code for comparing A' and correlation across models without violating independence assumption (please cite Baker, Corbett, & Aleven, 2008) (version 2, September 3, 2010)

Quantitative Field Observation Motivational Modeling Interaction Design Psychometric Machine-Learned Models