Robust Watermarking in Wavelet Domain Using Rank Order and Genetic Algorithm for Image Authorization. - Hung-Hsu Tsai; Kuo-Chun Wang; Chi-Chih Liu (IJCNN, 2006)

Blind Wavelet-based Image Watermarking Based on HVS and Neural Networks. - Hung-Hsu Tsai; Chi-Chih Liu; Kuo-Chun Wang (JCIS, 2006)