@article{hmafahierarchicalmultislotgdrtballocatio,
  title = {HMAF: A Hierarchical Multi-Slot GD-RTB Allocation Framework},
  author = {Tianxing Bu and Zhaoqi Zhang and Linyou Cai and Miao Xie and Shengri Xue and Tan Qu and Qianlong Xie and Xingxing Wang and Siqiang Luo and Gao Cong},
  year = {2026},
  eprint = {2606.09896},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.09896},
}