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some useful programs

这是个关于谱熵的端点检测程序，但还不完善(This is the entropy of the spectrum endpoint detection procedure, but still not perfect)

mathlab code of ofdm based system

Instrumental Variable Estimation Of A Threshold Model-matlab code

本案例通过对图像加入高斯噪声，利用sym4小波函数对该图像和信号进行三级分解，用小波阀值去噪的方法对该图像进行去噪，并给出了仿真结果。(This case through join Gaussian noise image, use the sym4 wavelet decomposition of the image and signal, the wavelet threshold to filter method for the image denoising is presented, and the simulation results.)

图像的奇异值分解，并将图像重构出来，看其效果的变换(image of the singular value decomposition, and image reconstruction, and look at the effect of the change)

This example descibles background subtraction algorithm. video was recorded at sanfrancisco

embed for watermarking

This class is an parser setting, such as non-validating or entity-expanding.

直接序列扩频通信系统仿真程序，使用matlab语言设计的程序。并附加有详细的文字说明(Direct sequence spread spectrum communication system simulation program, using matlab design process. And attach a detailed text description)