@patent{WesEliSchPer08,
  title = {Methods for feature selection in a learning machine},
  howpublished = {United States Patent, No 7318051},
  month = jan,
  year = {2008},
  note = {(expired)},
  slug = {weselischper08},
  author = {Weston, J. and Elisseeff, A. and Sch{\"o}lkopf, B. and P\'{e}rez-Cruz, F.},
  month_numeric = {1}
}