1. Image-adaptive watermarking using visual models;Podilchuk;IEEE Trans. on Selected Area in Communications,1998
2. W.N. Lie, L.C. Chang, Spatial-domain image watermarking by data embedding at adaptive bit position, Proceedings of the IPPR Conference on Computer Vision, Graphics and Image Processing, 1999, pp. 16–21.
3. S.C. Pei, Y.H. Chen, R.F. Torng, Digital image and video watermarking utilizing just-noticeable-distortion model, IPPR Conference on Computer Vision, Graphics and Image Processing, 1999, pp. 174–182.
4. Hidden Digital Watermarks in Images;Hsu;IEEE Trans. on Image Processing,1999
5. DCT-Based Watermarking for Video;Hsu;IEEE Trans. on Consumer Electronics,1998