基于DCT-DQFT变换和QR分解的彩色图像盲水印算法

马玲, 覃亮成

Blind Watermarking Algorithm of Color Images Based on DCT-DQFT and QR Decomposition

MA Ling, QIN Liangcheng

信息网络安全 . 2021, (9): 25 -31 . DOI: 10.3969/j.issn.1671-1122.2021.09.004