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xiaobo
- 该程序实现了小波变换对音频信号的降噪处理,简单实用!程序运行时需要一个.wav格式的音频信号。-Procedures for the implementation of the wavelet transform of the noise reduction audio signal processing, simple and practical! Procedures required a run-time. Wav format audio signal.
test1
- 在某个音乐厅内,原始音频信号的回音由于墙壁和天花板等的反射而产生,听众所感受到的音频信号是 和它的回音的合成。令y(n)=x(n)+ax(n-k),其中x(n)=cos(0.3pin)+0.5cis(0.6pin),a=0.1,k=50.产生100个样本,使用Matlab工具,求出其自相关,从中观测确定a和k. -In a concert hall, the original audio signal echo the walls and ceilings due to the reflec
xiaobo
- 基于小波变换的音频水印代码,嵌入二值图像进行跟踪版权保护-Audio watermarking based on wavelet transform code, embedded in binary images for tracking copyright protection
one-dimensional-wavelet
- 音频文件的一维小波分解程序自己编写的小波一维、二维信号分解和重构Matlab程序-One-dimensional audio file their written procedures for wavelet decomposition wavelet one-dimensional, two-dimensional signal decomposition and reconstruction of Matlab procedures
Audio-watermarking-internship-report
- 音频信号的水印设计,以音频信号为载体,将秘密信号嵌入载体音频信号当中, 实现音频信号的水印。采用变换域小波变换(DWT)的技术,将音频信号进行小波变换,提取出低频分量,然后将水印嵌入到音频信号的低频当中。实验当中先在MATLAB 上面进行了仿真实验,并且通过加入噪声以及滤波等进行干扰以此检测了算法的透明性和健壮性,然后利用C 语言进行了测试,最后经 过一些修改,例如加入定时器以及进行中断的处理和加入缓冲在DSP 板子上实现了加入水印的音频声音的播放。-Audio signal water
sound-spectroanalyzer
- 基于MATLAB的简易声音信号频谱分析仪设计源码及设计报告。可以实现音频信号的不同频段滤波。-MATLAB simple voice signal spectrum analyzer design source code and design reports. Can achieve a filtering of the different frequency bands of the audio signal.
fftmatlab
- 利用matlab对人说话的音频进行傅里叶变换,并输出转换后的波形-Waveform using matlab audio to speak Fourier transform, and output the converted