@article{siftmeetscnnadecadesurveyofinstance,
  title = {SIFT Meets CNN: A Decade Survey of Instance Retrieval},
  author = {Liang Zheng and Yi Yang and Qi Tian},
  year = {2016},
  eprint = {1608.01807},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1608.01807v2},
}