@article{improvedprivacypreservingpcausingspace,
  title = {Improved Privacy-Preserving PCA Using Optimized Homomorphic Matrix Multiplication},
  author = {Xirong Ma},
  year = {2023},
  eprint = {2305.17341},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2305.17341v4},
}