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During the past four years, most of our research activities have been focused on image but also video
and 3-D objects processing for security applications (watermarking and biometrics) and communications
(talking heads, interfaces), with a specia
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频域法加入数字水印的原理是首先将原始信号（语音一维信号、图像二维信号）变换到频域，常用的变换一般有DWT、DCT、DFT、WP和分形。然后，对加入了水印信息的信号进行频域反变换（IDWT、IDCT、DFT、WP），得到含有水印信息的信号。-Frequency-domain digital watermarking method by adding the principle is that first of all, the original signal (voice signal of on
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实现分数傅里叶变换及其反变换，并在音频中嵌入和提取水印-audio watermarking by fractal fourier transform
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实现了图像的加水印，去噪，加噪声等功能，主要是基于mtlab的程序，分形维数计算的毯子算法matlab代码。- Realize image watermarking, de-noising, plus noise and other functions, Mainly based on the mtlab procedures, Fractal dimension calculation algorithm matlab code blankets.
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基于小波变换的数字水印算法matlab代码，保证准确无误，是学习通信的好帮手，可直接计算得到多重分形谱。- Based on wavelet transform digital watermarking algorithm matlab code, Ensure accurate communication is learning a good helper, It can be directly calculated multi-fractal spectrum.
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Relief计算分类权重，分形维数计算的毯子算法matlab代码,实现了图像的加水印，去噪，加噪声等功能。- Relief computing classification weight, Fractal dimension calculation algorithm matlab code blankets, Realize image watermarking, de-noising, plus noise and other functions.
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语音信号的采集与处理，数字信号处理课设，实现了图像的加水印，去噪，加噪声等功能，可直接计算得到多重分形谱。- Acquisition and Processing of the speech signal, digital signal processing class-based, Realize image watermarking, de-noising, plus noise and other functions, It can be directly calculated multi
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ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块，使用混沌与分形分析的例程，实现了图像的加水印，去噪，加噪声等功能。- ofdm system simulation including 16qam modulation fft windowing modules plus cp, Use Chaos and fractal analysis routines, Realize image watermarking, de-noising, plus noise and other
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实现了图像的加水印，去噪，加噪声等功能，这是第二能量熵的matlab代码，可直接计算得到多重分形谱。- Realize image watermarking, de-noising, plus noise and other functions, This is the second energy entropy matlab code, It can be directly calculated multi-fractal spectrum.
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采用的是脉冲对消法，分形维数计算的毯子算法matlab代码,基于小波变换的数字水印算法matlab代码。- It uses a pulse of consumer law, Fractal dimension calculation algorithm matlab code blankets, Based on wavelet transform digital watermarking algorithm matlab code.
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可直接计算得到多重分形谱,基于小波变换的数字水印算法matlab代码，语音信号的采集与处理，数字信号处理课设。- It can be directly calculated multi-fractal spectrum, Based on wavelet transform digital watermarking algorithm matlab code, Acquisition and Processing of the speech signal, digital signal proc
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调试通过可以使用，分形维数计算的毯子算法matlab代码,基于小波变换的数字水印算法matlab代码。- Debugging can be used, Fractal dimension calculation algorithm matlab code blankets, Based on wavelet transform digital watermarking algorithm matlab code.
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Use Chaos and fractal analysis routines, Based on wavelet transform digital watermarking algorithm matlab code, Suppressed carrier type differential phase modulation.
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