@inproceedings{astatisticalmodelforrecreationaltrails,
  title = {A Statistical Model for Recreational Trails in Aerial Images},
  author = {Andrew Predoehl and Scott Morris and Kobus Barnard},
  year = {2013},
  booktitle = {CVPR 2013 6},
  url = {http://openaccess.thecvf.com/content_cvpr_2013/html/Predoehl_A_Statistical_Model_2013_CVPR_paper.html},
}