@article{localdirectionalrelationpatternfor,
  title = {Local Directional Relation Pattern for Unconstrained and Robust Face Retrieval},
  author = {Shiv Ram Dubey},
  year = {2017},
  eprint = {1709.09518},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1709.09518v2},
}