@misc{yang2025gesturehydrasemanticcospeechgesture,
      title={GestureHYDRA: Semantic Co-speech Gesture Synthesis via Hybrid Modality Diffusion Transformer and Cascaded-Synchronized Retrieval-Augmented Generation}, 
      author={Quanwei Yang and Luying Huang and Kaisiyuan Wang and Jiazhi Guan and Shengyi He and Fengguo Li and Hang Zhou and Lingyun Yu and Yingying Li and Haocheng Feng and Hongtao Xie},
      year={2025},
      eprint={2507.22731},
      archivePrefix={arXiv},
      primaryClass={cs.MM},
      url={https://arxiv.org/abs/2507.22731}, 
}