@inproceedings{signcauchyprojectionsandchisquarekernel,
  title = {Sign Cauchy Projections and Chi-Square Kernel},
  author = {Ping Li and Gennady Samorodnitsk and John Hopcroft},
  year = {2013},
  booktitle = {NeurIPS 2013 12},
  url = {http://papers.nips.cc/paper/5075-sign-cauchy-projections-and-chi-square-kernel},
}