@article{acomprehensivesurveyoncrossmodal,
  title = {A Comprehensive Survey on Cross-modal Retrieval},
  author = {Kaiye Wang and Qiyue Yin and Wei Wang and Shu Wu and Liang Wang},
  year = {2016},
  eprint = {1607.06215},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1607.06215v1},
}