@article{JMLR:v23:20-963,
  author  = {Yang Zhou and Mark Koudstaal and Dengdeng Yu and Dehan Kong and Fang Yao},
  title   = {Nonparametric Principal Subspace Regression},
  journal = {Journal of Machine Learning Research},
  year    = {2022},
  volume  = {23},
  number  = {237},
  pages   = {1--28},
  url     = {http://jmlr.org/papers/v23/20-963.html}
}