Perceptual Image Hashing with Histogram of Color Vector Angles. - Zhenjun Tang; Yumin Dai; Xianquan Zhang; Shichao Zhang 001 (AMT, 2012)

Robust image hashing using ring-based entropies. - Zhenjun Tang; Xianquan Zhang; Liyan Huang; Yumin Dai (Signal Process., 2013)

Robust image hashing via colour vector angles and discrete wavelet transform. - Zhenjun Tang; Yumin Dai; Xianquan Zhang; Liyan Huang; Fan Yang (IET Image Process., 2014)

Image hashing with color vector angle. - Zhenjun Tang; Xuelong Li 001; Xianquan Zhang; Shichao Zhang 001; Yumin Dai (Neurocomputing, 2018)