no code implementations • 13 Aug 2014 • Jingdong Wang, Heng Tao Shen, Jingkuan Song, Jianqiu Ji
Similarity search (nearest neighbor search) is a problem of pursuing the data items whose distances to a query item are the smallest from a large database.
no code implementations • NeurIPS 2012 • Jianqiu Ji, Jianmin Li, Shuicheng Yan, Bo Zhang, Qi Tian
Sign-random-projection locality-sensitive hashing (SRP-LSH) is a probabilistic dimension reduction method which provides an unbiased estimate of angular similarity, yet suffers from the large variance of its estimation.