807 Matching Annotations
  1. Oct 2015
  2. Jul 2015
  3. May 2015
    1. In this work, Lee and Brunskill fit a separate Knowledge Tracing model to each student’s data. This involv ed fitting four parameters: initial probability o f mastery, probability of transitioning from unmastered to mastered, probability of giving an incorrect answer if the student has mastered the skill, and probability of giving a correct answer if the student has not mastered the skill. Each student’s model is fit using a combination of Expectation Maximization (EM) combined with a brute force search

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  4. Apr 2015
  5. Nov 2014
  6. Oct 2013
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