@inproceedings{smallinstancedetectionbyinteger,
  title = {Small Instance Detection by Integer Programming on Object Density Maps},
  author = {Zheng Ma and Lei Yu and Antoni B. Chan},
  year = {2015},
  booktitle = {CVPR 2015 6},
  url = {http://openaccess.thecvf.com/content_cvpr_2015/html/Ma_Small_Instance_Detection_2015_CVPR_paper.html},
}