Groundbench: Multi-Resolution Polygon Grounding Exposes the Geometry Gap in Vision-Language Models

arXiv:2609.27821 · cs.CV · Submitted 2026-08-18 · Read on arXiv

cs.CV

Submitted: 2026-08-18

Updated: 2026-08-18

Terminology

• Grounding — 19× in this paper · explained in 3 episodes
• Benchmark — 12× in this paper · explained in 2 episodes
• Accuracy — 5× in this paper · explained in 1 episode
• Fidelity — 4× in this paper · explained in 2 episodes
• Ablation — 3× in this paper · explained in 1 episode
• Visual Grounding — 3× in this paper · explained in 2 episodes
• Ablation study — 1× in this paper · explained in 1 episode
• Foundation Model — 1× in this paper · explained in 3 episodes
• Foundation Models — 1× in this paper · explained in 7 episodes
• Instance Segmentation — 1× in this paper · explained in 3 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Segmentation Masks — 1× in this paper · explained in 2 episodes

Sources

• Qwen2.5-VL Technical Report
• Are we done with ImageNet?
• Shikra: Unleashing Multimodal LLM's Referential Dialogue Magic
• GenSeg-R1: RL-Driven Vision-Language Grounding for Fine-Grained Referring Segmentation
• Qwen2-VL: Enhancing Vision-Language Model's Perception of the World at Any Resolution
• Qwen3-VL-Seg: Unlocking Open-World Referring Segmentation with Vision-Language Grounding
• RGBT-GroundBench: Visual Grounding Beyond RGB in Complex Real-World Scenarios

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