@article{nonbinarylocalgradientcontoursforface,
  title = {Non Binary Local Gradient Contours for Face Recognition},
  author = {Abdullah Gubbi and Mohammad Fazle Azeem and M. Sharmila Kumari},
  year = {2014},
  eprint = {1411.0442},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1411.0442v1},
}