NavJev: Efficient Vision-Language Navigation via Action-Centric Visual Compression and Discriminative Action-Semantic Memory

arXiv:2609.34969 · cs.RO · Submitted 2026-09-28 · Read on arXiv

cs.RO

Submitted: 2026-09-28

Updated: 2026-09-28

Project page: https://kai-shengcaesar.github.io/NavJev

Terminology

• Vision-and-Language Navigation — 15× in this paper
• Discriminative Action-Semantic Memory — 8× in this paper
• Action-Centric Visual Compression — 6× in this paper
• Multimodal Reasoning — 4× in this paper · explained in 5 episodes
• Ablation — 3× in this paper · explained in 1 episode
• Computational overhead — 3× in this paper · explained in 2 episodes
• Conference on Computer Vision and Pattern Recognition — 3× in this paper
• Transformer — 3× in this paper · explained in 2 episodes
• Action Space — 2× in this paper · explained in 1 episode
• Affordance — 2× in this paper · explained in 1 episode
• CVF International Conference on Computer Vision — 2× in this paper
• Failure Modes — 2× in this paper · explained in 3 episodes
• Foundation Model — 2× in this paper · explained in 3 episodes
• Generalization — 2× in this paper · explained in 13 episodes
• Grounding — 2× in this paper · explained in 3 episodes
• IEEE International Conference on Robotics and Automation — 2× in this paper
• Redundancy — 2× in this paper · explained in 2 episodes
• Ablation Studies — 1× in this paper · explained in 1 episode
• Ablation study — 1× in this paper · explained in 1 episode
• Accuracy — 1× in this paper · explained in 1 episode
• Clustering — 1× in this paper · explained in 2 episodes
• Decoupling — 1× in this paper · explained in 2 episodes
• Distillation — 1× in this paper · explained in 2 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• Foundation Models — 1× in this paper · explained in 7 episodes
• Hierarchical Framework — 1× in this paper · explained in 2 episodes
• Navigation Error — 1× in this paper
• Oracle Success Rate — 1× in this paper
• Temporal Reasoning — 1× in this paper · explained in 2 episodes
• Trajectory Length — 1× in this paper

Sources

• GPT-4 Technical Report
• Qwen3-VL Technical Report
• P2DNav: Panorama-to-Downview Reasoning for Zero-shot Vision-and-Language Navigation
• CLASH: Collaborative Large-Small Hierarchical Framework for Continuous Vision-and-Language Navigation

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