UrbanGround: Real-Scale 3D Hong Kong Sandbox for Humans and Agents

UrbanGround is the first real-scale city sandbox built from Hong Kong's full 3D geospatial data, letting humans and multimodal agents explore the same physically grounded environment; MLLM agents struggle, with road-closure compliance as low as 10%.

2026-09-02 ~ 2026-09-02 · 2 related posts

• UrbanGround turns Hong Kong's 3D geodata into a real-scale sandbox for agents — zhangzhuosheng · 2026-09-02
• UrbanGround: a 3D Hong Kong sandbox exposes MLLM agents' poor spatial agency — zhangzhuosheng · 2026-09-02