2026
Refine-IQA: Multi-Stage Reinforcement Finetuning for Perceptual Image Quality Assessment
AAAI 2026technical
Reinforcement fine-tuning (RFT) is a proliferating paradigm for LMM training. Analogous to high-level reasoning tasks, RFT is similarly applicable to low-level vision domains, including image quality assessment (IQA). Existing RFT-based IQA methods typically use rule-based output rewards to verify