@inproceedings{canwegloballyoptimizecrossvalidation,
  title = {Can we globally optimize cross-validation loss? Quasiconvexity in ridge regression},
  author = {William T. Stephenson and Zachary Frangella and Madeleine Udell and Tamara Broderick},
  year = {2021},
  booktitle = {NeurIPS 2021 12},
  eprint = {2107.09194},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2107.09194v2},
}