@misc{lit_2504_14992,
  title = { {Efficient Pretraining Length Scaling} },
  author = {Bohong Wu and Shen Yan and Sijun Zhang and Jianqiao Lu and Yutao Zeng and Ya Wang and Xun Zhou},
  year = {2025},
  note = {arXiv preprint},
  eprint = {2504.14992},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2504.14992}
}