matlab开发数字水印DCT与DWT（基于小波变换的静态图像数字水印方法研究）-development of digital watermarking matlab DCT and DWT (wavelet-based method for watermarking of still images)

基于熵的数字水印，包括空域，dct域和dwt域-Entropy-based digital watermarking, including airspace, dct domain and domain dwt