@article{zeroobservationuserreactivationwithgapdr,
  title = {Zero-Observation User Reactivation with Gap-Driven Dimensional Gating},
  author = {Jiandong Ding and Tianying Liu and Fuyuan Liu and Huijie Qin and Tiandeng Wu},
  year = {2026},
  eprint = {2607.19802},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2607.19802},
}