@article{sociallyconstrainedstructurallearningfor,
  title = {Socially Constrained Structural Learning for Groups Detection in Crowd},
  author = {Francesco Solera and Simone Calderara and Rita Cucchiara},
  year = {2015},
  eprint = {1508.01158},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1508.01158v2},
}