@article{adeepinvestigationofdeepirmodels,
  title = {A Deep Investigation of Deep IR Models},
  author = {Liang Pang and Yanyan Lan and Jiafeng Guo and Jun Xu and Xue-Qi Cheng},
  year = {2017},
  eprint = {1707.07700},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1707.07700v1},
}