@inproceedings{understandingtoolstaskorientedobject,
  title = {Understanding Tools: Task-Oriented Object Modeling, Learning and Recognition},
  author = {Yixin Zhu and Yibiao Zhao and Song Chun Zhu},
  year = {2015},
  booktitle = {CVPR 2015 6},
  url = {http://openaccess.thecvf.com/content_cvpr_2015/html/Zhu_Understanding_Tools_Task-Oriented_2015_CVPR_paper.html},
}