AIWalker

Aug 13, 2025 · Artificial Intelligence

Look-Back Triggers Visual Reflection in Qwen-2.5-VL, +6.3% Perception

Look-Back is an implicit training paradigm that enables the Qwen‑2.5‑VL‑7B multimodal LLM to autonomously re‑focus on visual inputs during reasoning, achieving a 6.3 % boost in perception tasks, outperforming prior baselines while requiring no extra image tokens or model architecture changes.