@article{skydetectionandlogilluminationrefinement,
  title = {Sky detection and log illumination refinement for PDE-based hazy image contrast enhancement},
  author = {Uche A. Nnolim},
  year = {2017},
  eprint = {1712.09775},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1712.09775v2},
}