Xiao Zeng Zhenyong Chen Ming Chen Zhang Xiong Reversible Video Watermarking Using Motion Estimation and Prediction Error Expansion. 465-479 2011 27 J. Inf. Sci. Eng. 2 http://www.iis.sinica.edu.tw/page/jise/2011/201103_05.html db/journals/jise/jise27.html#ZengCCX11