@misc{cheng2024hicohierarchicalcontrollablediffusion,
      title={HiCo: Hierarchical Controllable Diffusion Model for Layout-to-image Generation}, 
      author={Bo Cheng and Yuhang Ma and Liebucha Wu and Shanyuan Liu and Ao Ma and Xiaoyu Wu and Dawei Leng and Yuhui Yin},
      year={2024},
      eprint={2410.14324},
      archivePrefix={arXiv},
      primaryClass={cs.CV},
      url={https://arxiv.org/abs/2410.14324}, 
}