【AAAI 2026】VQAThinker：通过RL进行可解释VQA训练论文：VQAThinker: Exploring Generalizable and Explainable Video Quality Assessment via Reinforcement Learning 2026.2 https://github.com/clh124/VQAThinker 开源模型：https://huggingface.co/kkkkkklinhan/InternVL3-VQAThinker-8B