资源列表
xbryz
- 此代码，可以完成matlab下的小波软阈值图像去噪，可以做不同阈值下的图像去噪，并通过峰值信噪比psnr的比对来说明阈值选取的方法-Wavelet threshold denoising compared soft threshold and hard threshold and the current method of calculating the various thresholds and thresholds approach the performance of function,
Fourier-transform
- 傅里叶变换的VC++实现，图像处理中很实用的源程序-Fourier transform of the VC++ implementation, image processing is very useful source
matlab
- 此程序包含了音乐信号的截取，信号减抽样，噪声频谱的观察以及滤波器的设计等-This program includes the music signal interception, signal by sampling the noise spectrum and the filter design observation
FFTmatlab
- 做FFT只能看出信号在0到分析频率（采样频率的一半）之间的相对分布，或者说得到以采样频率归一化的频率。 采样频率即取样频率，指每秒钟取得信号样本的次数。所以，采样频率就是1/（delta t），其中delta t为连续采两次信号的时间间隔。 采样频率/采样点数=频率分辨率。 -Signal do FFT can only be seen in the 0 to the analysis frequency (half the sampling frequency) relative
flashstudy
- 机械波演示，质点振动方向与波的传播方向垂直。-Mechanical wave demonstration, particle vibration direction perpendicular to the direction of wave propagation.
FFT
- 由已知表达式画出原始波形和它的功率谱，并编制一个互相关函数程序，要求提取特定频率的成分，画出变换过程中的波形和功率谱。-Drawn from the known expression of the original waveform and its power spectrum, and the preparation of a cross-correlation function procedure that requires the extraction of specific freque
ffpica
- 盲信号处理ICA的快速定点算法的MATLAB的仿真代码。-fast ICA matlab coding.
QPsk
- 实现QPSK调制,很好的显示了调制后的波形，且可通过改变相应参数来变换图形-Realize QPSK modulation, good show the modulated waveform, and by changing the corresponding parameter to transform graphics
contourlet_toolbox.rar
- contourlet 变换工具包，里面有详细的说明文件，添加进matlab后，可以像使用小波变换一样，进行contourlet变换,Contourlet Transformation Toolkit, which is described in detail documents, add matlab can be the same as the use of wavelet transform for Contourlet transform
Wavelab.rar
- 学习第二代小波变换必须的一些材料 希望有用,学习第二代小波变换必须的一些材料 希望有用
waveletmatlab
- 小波变换的实现，包括了PSNR的计算，十分详细-The realization of wavelet transform, including the calculation of PSNR, very detailed
collection
- 声音采集，labview声音采集vi程序，电脑麦克风输入-sound collection