Research Article

Online Discrete Anchor Graph Hashing for Mobile Person Re-Identification

Algorithm 2

Online optimization algorithm based on GPI.
(i)Input:
(ii)Output:
(1)Compute truncated similarity matrix ;
(2)Compute according to (11);
(3)Compute according to (12);
(4)Compute according to (13);
(5)Initial an orthogonal matrix ;
(6)for iter < max_iter do
(7)Compute ;
(8)Update according to (14);
(9)Compute;
(10)Perform the compact SVD ;
(11)Compute ;
(12)end for
(13)Update;
(14)Add new hashing codes by