@inproceedings{modelingmutualvisibilityrelationshipin,
  title = {Modeling Mutual Visibility Relationship in Pedestrian Detection},
  author = {Wanli Ouyang and Xingyu Zeng and Xiaogang Wang},
  year = {2013},
  booktitle = {CVPR 2013 6},
  url = {http://openaccess.thecvf.com/content_cvpr_2013/html/Ouyang_Modeling_Mutual_Visibility_2013_CVPR_paper.html},
}