@inproceedings{hierarchicallyconstrainedopticalflow,
  title = {Hierarchically-Constrained Optical Flow},
  author = {Ryan Kennedy and Camillo J. Taylor},
  year = {2015},
  booktitle = {CVPR 2015 6},
  url = {http://openaccess.thecvf.com/content_cvpr_2015/html/Kennedy_Hierarchically-Constrained_Optical_Flow_2015_CVPR_paper.html},
}