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Ning-Ning Zhao

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#natural language process... Preprint Aug 2026

A Unified Framework to Elicit Structured Feedback for Interpretable Multi-Trait Essay Scoring

HiFTS is proposed, a unified autoregressive framework that generates hierarchical CoT feedback before predicting trait-level and holistic scores and applies Group Relative Policy Optimization with a composite reward balancing score agreement, calibration, feedback quality, and structural validity.

Shi-Hang Yang, Sanwoo Lee, Ning-Ning Zhao et al. · 0 citations