https://www.vishalv.com/tags/world-model Personal website of Vishal V, featuring writing, ideas, projects, and research en-us vishalvignesh.iitm@gmail.com (Vishal V) vishalvignesh.iitm@gmail.com (Vishal V) Fri, 24 Jul 2026 00:00:00 GMT https://www.vishalv.com/notes/wangWorldActionModels2026 https://www.vishalv.com/notes/wangWorldActionModels2026 Vision-Language-Action (VLA) models have achieved strong semantic generalization for embodied policy learning, yet they learn reactive observation-to-action mappings without explicitly modeling how the physical world evolves under intervention. A growing body of work addresses... Fri, 24 Jul 2026 00:00:00 GMT vishalvignesh.iitm@gmail.com (Vishal V) vla-modelworld-modelworld-action-model