@article{steerableepca,
  title = {Steerable $e$PCA: Rotationally Invariant Exponential Family PCA},
  author = {Zhizhen Zhao and Lydia T. Liu and Amit Singer},
  year = {2018},
  eprint = {1812.08789},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1812.08789v3},
}