@article{JMLR:v11:laparra10a,
  author  = {Valero Laparra and Juan Guti{{\'e}}rrez and Gustavo Camps-Valls and Jesús Malo},
  title   = {Image Denoising with Kernels Based on Natural Image Relations},
  journal = {Journal of Machine Learning Research},
  year    = {2010},
  volume  = {11},
  number  = {29},
  pages   = {873--903},
  url     = {http://jmlr.org/papers/v11/laparra10a.html}
}