Introduction Existing Methods Multi-Source Hashing o Aims at learning better codes by leveraging auxiliary views than unimodal hashing. o Assumes that all the views provided for a query,which are typically not feasible for many multimedia applications. Multiple feature hashing (Song et al.,2011) Composite hashing(Zhang et al.,2011) o etc. 日卡三4元，互Q0 Li (http://cs.nju.edu.cn/lvj) Learning to Hash LAMDA,CS.NJU 15/43Introduction Existing Methods Multi-Source Hashing Aims at learning better codes by leveraging auxiliary views than unimodal hashing. Assumes that all the views provided for a query, which are typically not feasible for many multimedia applications. Multiple feature hashing (Song et al., 2011) Composite hashing (Zhang et al., 2011) etc. Li (http://cs.nju.edu.cn/lwj) Learning to Hash LAMDA, CS, NJU 15 / 43