@article{shadowdancerteachingvideoworldmodelsanya, title = {ShadowDancer: Teaching Video World Models Any Action by Learning Unified Dynamics Representations from a Video and Its Shadow}, author = {Jin Cao and Zian Meng and Kaipeng Zhang}, year = {2026}, eprint = {2607.28362}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2607.28362}, }