Preprint
Sep 2026
MG-Thinker: Bi-Axial Self-Reflection for Multi-Image Reasoning Grounding
MG-Thinker is presented, a post-training RL framework that advances a new MRG paradigm featuring such hierarchical reasoning, supported by a curated 25K MRG dataset with task-adaptive Chain-of-Thought annotations that elicit multi-perspective evidence before conclusion.
Heyuan Huang, Chi Chen, Zong-Hao Guo et al.
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