@inproceedings{wei2017rethinking,
  title={Rethinking Unsupervised Feature Selection: From Pseudo Labels to Pseudo Must-links},
  author={Wei, Xiaokai and Xie, Sihong and Cao, Bokai and Yu, Philip S.},
  booktitle={Joint European Conference on Machine Learning and Knowledge Discovery in Databases (ECML/PKDD)},
  year={2017}
}