Arto Hellas
2 papers · Latest:
The Missing Evaluation Axis: What 10,000 Student Submissions Reveal About AI Tutor Effectiveness
This paper introduces a new evaluation framework for AI tutors, focusing on student behavioral responses to feedback using over 10,000 code submissions.
2605.05648
Human-Computer InteractionPersonalized Worked Example Generation from Student Code Submissions using Pattern-based Knowledge Components
A new method generates personalized programming worked examples from student code using pattern-based knowledge components for improved learning.
2604.24758
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