@article{oliva2001,
  title={Modeling the Shape of the Scene: A Holistic Representation of the Spatial Envelope},
  author={Aude Oliva and Antonio Torralba},
  year={2001},
  journal={International Journal of Computer Vision},
  doi={10.1023/a:1011139631724},
  url={https://doi.org/10.1023/a:1011139631724}
}