@article{optimalridgeregularizationforoutof,
  title = {Optimal Ridge Regularization for Out-of-Distribution Prediction},
  author = {Pratik Patil and Jin-Hong Du and Ryan J. Tibshirani},
  year = {2024},
  eprint = {2404.01233},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2404.01233v1},
}