@article{gradientbasedlowlightimageenhancement,
  title = {Gradient-Based Low-Light Image Enhancement},
  author = {Masayuki Tanaka and Takashi Shibata and Masatoshi Okutomi},
  year = {2018},
  eprint = {1809.09297},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1809.09297v1},
}