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对比dct和dwt在图像数字水印应用中的特点，分析其特性。-contrast Extra dwt and the application of digital watermarking images of features, analysis of their identity.
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基于DWT的数字音频水印,描述音频水印如何嵌入，提取，检测的一个小程序
-Digital audio watermarking based on DWT
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DWT数字水印算法研究和实现一种基于DCT和DWT结合的音频水印算法-Digital watermarking technique research based on DWT
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GUI for digital watermarking with four methods: LSb, LSB by concatenation, DCT , DWT in matlab
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该课题为基于MATLAB的数字水印系统。包括离散余弦DCT和小波变换DWT两种算法的对比，有一个GUI界面，包括嵌入，加噪，旋转，剪切，压缩等多种攻击，提取候，具有评价指标PSNR,NC等来评价算法的鲁棒性(This project is a digital watermarking system based on MATLAB. It includes the comparison of DCT and DWT. It has a GUI interface, including embedd
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