1. A survey of information hiding schemes for digital images;Chan;International Journal of Computer Sciences and Engineering Systems,2007
2. Reversible steganography for VQ-compressed images using side matching and relocation;Chang;IEEE Transactions on Information Forensics and Security,2006
3. Chang, C.C., Sung, C.H., Chen, T.S., 1997. A locally adaptive scheme for image index compression. In: Proceedings of the 1997 Conference on Computer Vision, Graphics, and Image Processing, Taichung, Taiwan, pp. 93–99.
4. Hiding secret data adaptively in VQ index tables;Chang;IEE Proceedings-Vision, Image and Signal Processing,2006
5. A new image coding algorithm using variable-rate side-match finite-state vector quantization;Chen;IEEE Transactions on Image Processing,1977