[Lang and Ling. "Classifying Covert Photographs." IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2012.](https://mlanthology.org/cvpr/2012/lang2012cvpr-classifying/) doi:10.1109/CVPR.2012.6247799
@inproceedings{lang2012cvpr-classifying,
title = {{Classifying Covert Photographs}},
author = {Lang, Haitao and Ling, Haibin},
booktitle = {IEEE/CVF Conference on Computer Vision and Pattern Recognition},
year = {2012},
pages = {1178-1185},
doi = {10.1109/CVPR.2012.6247799},
url = {https://mlanthology.org/cvpr/2012/lang2012cvpr-classifying/}
}