Introduction Reduce Dimensionality and Storage Cost Gist vector Binary reduction 10 million images 20 GB 160MB 口卡+得二4元互)Q0 Li (http://cs.nju.edu.cn/lwj) Learning to Hash CS.NJU 8/210Introduction Reduce Dimensionality and Storage Cost Li (http://cs.nju.edu.cn/lwj) Learning to Hash CS, NJU 8 / 210