Author

Weijing Tang

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Preprint Aug 2026

LLM Evaluation on Unseen Questions: Contextual Multidimensional IRT Model

A model-based evaluation framework that combines multidimensional item response theory model with question contexts to predict LLM performance on unseen questions is studied, suggesting that context-aware psychometric modeling is a promising direction for efficient and interpretable LLM evaluation and highlighting cross-scenario generalization as a central open challenge.

Ergan Shang, Weijing Tang, Yinqiu He · 1 citation