@article{aprivacypreservingimageretrievalscheme,
  title = {A Privacy-Preserving Image Retrieval Scheme Using A Codebook Generated From Independent Plain-Image Dataset},
  author = {Kenta Iida and Hitoshi Kiya},
  year = {2021},
  eprint = {2109.01841},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2109.01841v1},
}