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Xiaoliang Zhou

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Open access Jul 2026

Evaluating AI-Based Automated Essay Scoring Through Signal Detection Theory: Beyond Aggregate Agreement Metrics.

The rapid adoption of Large Language Models (LLMs) in educational assessment has reshaped scoring practices, yet evaluation remains tethered to aggregate reliability metrics like Quadratic Weighted Kappa, which obscure discrimination and rater effects. This study applies Signal Detection Theory to evaluate eight state-...

Xiaoliang Zhou · 0 citations

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