@article{dictionarylearningbasedimageenhancement,
  title = {Dictionary learning based image enhancement for rarity detection},
  author = {Hui Li and Xiaomeng Wang and Weifeng Liu and Yan-Jiang Wang},
  year = {2013},
  eprint = {1305.0871},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1305.0871v2},
}