@article{certainheaduncertaintailexpertsamplefort,
  title = {Certain Head, Uncertain Tail: Expert-Sample for Test-Time Scaling in Fine-Grained MoE},
  author = {Yuanteng Chen and Peisong Wang and Nanxin Zeng and Yuantian Shao and Shuang Qiu and Gang Li and Jing Liu and Jian Cheng},
  year = {2026},
  eprint = {2602.02443},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.02443},
}