@article{efficientrlvrschedulingviagraphstructure,
  title = {Efficient RLVR Scheduling via Graph-Structured Online Difficulty Estimation},
  author = {Zhizhao Liu and Zhiliang Tian and Xi Wang and Zhihua Wen and Yihang Xiong and Zhiquan Lai and Dongsheng Li},
  year = {2026},
  eprint = {2608.17941},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2608.17941},
}