@article{sparsesimilaritypreservinghashing,
  title = {Sparse similarity-preserving hashing},
  author = {Jonathan Masci and Alex M. Bronstein and Michael M. Bronstein and Pablo Sprechmann and Guillermo Sapiro},
  year = {2013},
  eprint = {1312.5479},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1312.5479v3},
}