@article{activelylearninghalfspaceswithoutsynthet,
  title = {Actively Learning Halfspaces without Synthetic Data},
  author = {Hadley Black and Kasper Green Larsen and Arya Mazumdar and Barna Saha and Geelon So},
  year = {2025},
  eprint = {2509.20848},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2509.20848},
}