LLM pairwise evaluation is recast as low-rank tensor completion, yielding semiparametric efficient estimators and asymptotic normality for ability functionals via a score-whitening correction for anisotropic operators.
Wainwright , Martin J
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LLM Evaluation as Tensor Completion: Low Rank Structure and Semiparametric Efficiency
LLM pairwise evaluation is recast as low-rank tensor completion, yielding semiparametric efficient estimators and asymptotic normality for ability functionals via a score-whitening correction for anisotropic operators.