@article{generalizedtwodimensionalquaternion,
  title = {Generalized Two-Dimensional Quaternion Principal Component Analysis with Weighting for Color Image Recognition},
  author = {Zhi-Gang Jia and Zi-Jin Qiu and Qian-Yu Wang and Mei-Xiang Zhao and Dan-Dan Zhu},
  year = {2020},
  eprint = {2010.01477},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2010.01477v2},
}