1. [1] Y. Wei, Y. Zhao, C. Lu et al., “Cross-modal retrieval with CNN visual features: a new baseline,” IEEE Transactions on Cybernetics, vol. 47, no. 2, pp. 449–460, 2017.
2. [2] P. Liu, J.-M. Guo, C.-Y. Wu, and D. Cai, “Fusion of deep learning and compressed domain features for content-based image retrieval,” IEEE Transactions on Image Processing, vol. 26, no. 12, pp. 5706–5717, 2017.
3. [3] S. Yu, D. Niu, L. Zhang, M. Liu, and X. Zhao, “Colour image retrieval based on the hypergraph combined with a weighted adjacent structure,” IET Computer Vision, vol. 12, no. 5, pp. 563–569, 2018.
4. [4] B.-H. Yuan and G.-H. Liu, “Image retrieval based on gradientstructures histogram,” Neural Computing and Applications, 2019.
5. [5] R. C. Gonzalez and R. E. Woods, Digital Image Processing, Prentice-Hall, Upper Saddle River, NJ, USA, 3rd edition, 2007.