@article{spatialstimuligradientsketchmodel,
  title = {Spatial Stimuli Gradient Sketch Model},
  author = {Joshin John Mathew and Alex Pappachen James},
  year = {2015},
  eprint = {1502.04272},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1502.04272v1},
}