@article{JMLR:v14:niyogi13a,
  author  = {Partha Niyogi},
  title   = {Manifold Regularization and Semi-supervised Learning: Some Theoretical Analyses},
  journal = {Journal of Machine Learning Research},
  year    = {2013},
  volume  = {14},
  number  = {37},
  pages   = {1229--1250},
  url     = {http://jmlr.org/papers/v14/niyogi13a.html}
}