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用谱减法实现语音的降噪，经典的谱减法完整源代码。(Of voice with spectral subtraction noise reduction, spectral subtraction classic full source code.)

用matlab编写的TVD格式一维激波管问题，包含黎曼问题精确解，Hll格式和Roe格式，采用minmod，vanleer等多种限制器(TVD scheme using matlab one-dimensional shock tube problems, including Riemann problem exact solution, Hll formats and Roe format using minmod, vanleer other limiters)

基于MATLAB的异步电机svpwm仿真，有详细的3/2变换和park变换。(Asynchronous motor SVPWM simulation based on MATLAB has detailed 3/2 transform and park transformation.)

离群点检测与删除，内含画图程序 matlab代码(outlier detection and deletion, including plotting)

数据降维算法 K_L变换是一种最优正交变换，以矢量信号X的协方差矩阵Ф的归一化正交特征矢量q所构成的正交矩阵Q，来对该矢量信号X做正交变换Y=QX，则称此变换为K-L变换（K-LT或KLT）。(Data reduction algorithm K_L optimal orthogonal transform is a transformation to vector signal covariance matrix Ф X normalized orthogonal feature vector composed of q orthogonal matrix Q, to be orthogonal to the vector signal X transformation Y = QX, called the KL transform transform (K-LT or KLT).)

对于给定的直径，SPHERE_RCS 计算球体的精确RCS(For a given diameter, SPHERE_RCS calculated sphere precise RCS)

the code of rigid spacecraft model

四通道分集合并接收机，调制方式为连续相位频率调制(Four-channel diversity combining receiver for continuous phase modulation frequency modulation)

说明：  用matlab对各种图像进行裁剪，是图像处理中经常用到的步骤(Various images with matlab crop,which is often used in image processing steps)

Parallel sort of array of an array of integers,with surce code