AWGN

此程序是个matlab程序，其算法结构为bp网络，可以处理一些优化问题(This procedure is a matlab program, its algorithm structure for the bp network that can handle a number of optimization problems)

利用小波变换多尺度分析的特性,在小波域的各个尺度上选取不同的阈值对基本的频域谱减法进行改进,并且根据清浊音各自不同的特点,在去噪过程中加以分离,保留了语音中的清音成分,使语音更加饱满。(The use of multi-scale wavelet analysis of the characteristics of the individual in the wavelet domain scale threshold select a different frequency domain of the basic spectral subtraction to improve and, in accordance with their respective Qingzhuo sound different characteristics, in the denoising process be separated from the retained voice of the voiceless in the composition, more full of voice.)

说明：  2个不同调制方式的MATLAB仿真程序 希望对大家有点用处(Two different modulation of the MATLAB simulation program hope we are a bit useless)

用MATLAB编写的一个通过积分运算进行衍射计算的小程序。(MATLAB prepared an operation conducted by integral calculation of the diffraction small programs.)

蒙特卡洛模拟方法与应用，介绍的比较全面很详细(Monte Carlo simulation methods and applications, described in detail a more comprehensive)

小波包分析提取振动信号中的特征频率，与理论分析结果相比，用于建立主成分分析模型。( Wavelet packet analysis to extract vibration signal characteristic frequency, Compared with the results of theoretical analysis, Principal component analysis model for establishing.)

欧拉角演示，更直观深入理解3个欧拉角的内涵(Euler angle presentation and more intuitive 3-depth understanding of the meaning of the Euler angle)

输入为JPG格式图像，通过小波模极大值提取图像边缘，共分3级进行提取，输出包括原图像边缘检测结果和不同级别小波边缘图像。(JPG format input image, the wavelet modulus maxima extracted image edge extraction is divided into three, the output includes the original image edge detection results and the different levels of wavelet edge image.)

Matlab的常用算法，为初学者提供了学习的实例，十分有用，网上很难找到的！(Matlab algorithms commonly used for beginners to learn the examples, very useful, online hard to find!)

通过matlab实现最大类间方差,根据迭代选择阈值法原理编写.(Through matlab maximum between-class variance, according to the iterative threshold selection method works written.)