@article{learningbetterencodingforapproximate,
  title = {Learning Better Encoding for Approximate Nearest Neighbor Search with Dictionary Annealing},
  author = {Shicong Liu and Hongtao Lu},
  year = {2015},
  eprint = {1507.01442},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1507.01442v1},
}