Hao Cen

Performance Factors Analysis --A New Alternative to Knowledge Tracing

Philip I. Pavlik, Hao Cen, Kenneth R. Koedinger · 2009 · 448 citations

Engineering, Education, Software Engineering +30

Is Over Practice Necessary? --Improving Learning Efficiency with the Cognitive Tutor through Educational Data Mining

Hao Cen, Kenneth R. Koedinger, Brian W. Junker · 2007 · 94 citations

Instructional Design, Teacher Education, Intelligent Tutoring Systems +14

Learning Factors Transfer Analysis: Using Learning Curve Analysis to Automatically Generate Domain Models

Philip I. Pavlik, Hao Cen, Kenneth R. Koedinger · Educational Data Mining · 2009 · 62 citations

Engineering, Machine Learning, Education +24

Using Item-type Performance Covariance to Improve the Skill Model of an Existing Tutor.

Philip I. Pavlik, Hao Cen, Lili Wu et al. · 2008 · 28 citations

Generalized learning factors analysis: improving cognitive models with machine learning

Kenneth R. Koedinger, Hao Cen · 2009 · 20 citations

Artificial Intelligence, Engineering, Machine Learning +25