@inproceedings{locallyoptimizedproductquantizationfor,
  title = {Locally Optimized Product Quantization for Approximate Nearest Neighbor Search},
  author = {Yannis Kalantidis and Yannis Avrithis},
  year = {2014},
  booktitle = {CVPR 2014 6},
  url = {http://openaccess.thecvf.com/content_cvpr_2014/html/Kalantidis_Locally_Optimized_Product_2014_CVPR_paper.html},
}