More constraints, yet A Faster Algorithm for Large-scale Image Retrieval.
Yong Chen, Zhibao Tian, Hui Zhang, Jun Wang, and Dell Zhang. Strongly Constrained Discrete Hashing [J]. IEEE Transactions on Image Processing, 2020.
Access: https://ieeexplore.ieee.org/abstract/document/8954880.
Source codes: https://github.com/keneeth/scdh.