@article{pu2025arc, title={ARC-Chapter: Structuring Hour-Long Videos into Navigable Chapters and Hierarchical Summaries}, author={Pu, Junfu and Wang, Teng and Ge, Yixiao and Ge, Yuying and Li, Chen and Shan, Ying}, journal={arXiv preprint arXiv:2511.14349}, year={2025} }