Hehe Fan

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Publication activitypapers/week, last 8 weeks

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Multimodal Models (1)Reasoning & Chain-of-Thought (1)Robotics & Embodied AI (1)

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Haoyuan Li (1)Rui Liu (1)Yi Yang (1)

Papers (1)

Mar 10, 2026

Haoyuan Li +36d ago

Let's Reward Step-by-Step: Step-Aware Contrastive Alignment for Vision-Language Navigation in Continuous Environments

Stop letting sparse rewards bottleneck your VLN agent: SACA disentangles failed trajectories into valid prefixes and divergence points for dense supervision, unlocking SOTA performance.

Haoyuan Li, Rui Liu, Hehe Fan +1

Multimodal Models Reasoning & Chain-of-Thought Robotics & Embodied AI

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Hehe Fan

Publication activitypapers/week, last 8 weeks

Research focus

Frequent co-authors

Papers (1)