[1] NIU P P, WANG X Y, YIN Q B, et al. A new robust color image watermarking method for multimedia technology enhanced learning protection ［J］. Journal of Intelligent & Fuzzy Systems, 2016, 31(5): 2553-2564.

[2] TSAI M J, LIU J, YIN J S, et al. A visible wavelet watermarking technique based on exploiting the contrast sensitivity function and noise reduction of human vision system ［J］. Multimedia Tools and Applications, 2014, 72(2): 1311-1340.

[3] 吴佳楠，王世刚，张迪，等．融合量子密钥真随机性的二值图像水印［J］．光学 精密工程，2017，25(11)：2968-2974．

    WU J N, WANG S G, ZHANG D, et al. Binary image watermark fusionbased on quantum key true randomness ［J］. Optics and Precision Engineering, 2017, 25(11): 2968-2974. (in Chinese)

[4] 奚溪．基于感兴趣区域的数字水印技术［D］．上海：上海师范大学，2008．

    XI X. The digital watermark based on the region of interest ［D］. Shanghai: Shanghai Normal University, 2008. (in Chinese)

[5] 马巧娥．基于感兴趣区域数字水印嵌入算法的研究［D］．杨凌：西北农林科技大学，2013．

    MA Q E. Research of the digital image atermarking algorithm based on region of interest ［D］. Yangling: Northwest A&F University, 2013. (in Chinese)

[6] 侯翔，闵连权．基于SURF特征区域的鲁棒水印算法［J］．武汉大学学报·信息科学版，2017，42(3)：421-426．

    HOU X, MIN L Q. A Robust watermarking algorithm using SURF feature regions ［J］. Geomatics And Information Science of Wuhan Univers, 2017, 42(3): 421-426. (in Chinese)

[7] MAKBOL N M, KHOO B E, RASSEM T H. Block-based discrete wavelet transform-singular value decomposition image watermarking scheme using human visual system characteristics ［J］. IET Image Processing, 2016, 10(1): 34-52.

[8] ANDALIBIM, CHANDLER D M. Digital image watermarking via adaptive logo texturization ［J］. IEEE Transactions on Image Processing, 2015, 24(12): 5060-5073.

[9] PATVARDHAN C, KUMAR P, LAKSHMI C V. Effective Color image watermarking scheme using YCbCr color space and QR code ［J］. Multimedia Tools and Applications, 2017, doi: 10.1007/s11042-017-4909-1.

[10] SHEN H, CHEN B. From single watermark to dual watermark: a new approach for image watermarking ［J］. Computers & Electrical Engineering, 2012, 38(5): 1310-1324.

[11] ERNAWAN F. Robust image watermarking based on psychovisual threshold ［J］. Journal of ICT Research and Applications, 2016, 10(3): 228-242

[12] 姚军财．基于人眼对比敏感视觉特性的彩色图像盲水印算法［J］．液晶与显示，2017，32(8)：642-649．

    YAO J C. Blind watermarking algorithm for colour image based on human visual contrast sensitivity characteristics ［J］. Chinese Journal of Liquid Crystals and Displays, 2017, 32(8): 642-649. (in Chinese)

[13] 陈燕芹，段锦，祝勇，等．基于纹理特征的图像复杂度研究［J］．中国光学，2015，8(3)：407-414.

    CHEN Y Q, DUAN J, ZHU Y, et al. Research on the image complexity based on texture features ［J］. Chinese Optics, 2015, 8(3): 407-414. (in Chinese)

[14] YAO J C. Measurements of human vision contrast sensitivity to opposite colors using a cathode ray tube display ［J］. Chinese Science Bulletin, 2011, 56(23): 2425-2432.

[15] WESTLAND S, OWENS H, CHEUNG V, et al. Model of luminance contrast‐sensitivity function for application to image assessment ［J］. Color Research and Application, 2006, 31(4): 315-319.

[16] NADENAU M. Integration of human color vision models into high quality image compression ［D］. Switzerland: cole Polytechnique Fédérale de Lausanne, 2000.

[17] WANG Z Y, LI L Y, WU S, et al. A new image quality assessment algorithm based on SSIM and multiple regressions ［J］. International Journal of Signal Processing, Image Processing and Pattern Recognition, 2015, 8(11): 221-230.