Fast Quaternion Log-Polar Radial Harmonic Fourier Moments for Color Image Zero-Watermarking. - Pan-Pan Niu; Li Wang; Fei Wang 091; Hong-Ying Yang; Xiang-Yang Wang 001 (J. Math. Imaging Vis., 2022)

RDWT domain statistical watermark detector using FRHFMs magnitudes and bivariate Cauchy-Rayleigh distribution. - Pan-pan Niu; Fei Wang 091; Jing Tian; Jing Cai; Xiang-Yang Wang 001 (Multim. Tools Appl., 2022)

SVD-UDWT Difference Domain Statistical Image Watermarking Using Vector Alpha Skew Gaussian Distribution. - Panpan Niu; Fei Wang 091; Xiangyang Wang 001 (Circuits Syst. Signal Process., 2024)

BEMD-SD Domain Image Watermarking Algorithm Using Simplified Bivariate Generalized t Distribution and Entropy Threshold Edge Detection. - Fei Wang 091; Panpan Niu; Xiangyang Wang 001 (Circuits Syst. Signal Process., 2025)