findiff

在matlab环境下实现语音信号的预处理，包括分帧，加窗，滤波，并进行端点检测，绘图。(Voice signal preprocessing in the Matlab environment, including the frame, windowing, filtering, and endpoint detection, drawing.)

this program do qam modulation and upsampling and downsampling and use raised cosine filteroj

傅里叶变换，用于故障诊断时候的频谱分析，压缩文件中包含一个word文档，用于分析电机故障中的电流中的噪声频谱。(FFT is commonly used to analyse fault diagnosis, especially when dealing with machine faults)

大孔径光学元件的子孔径拼接算法，包含误差均化算法，适用于球面平面光学元件干涉拼接测量(Sub aperture stitching algorithm for large aperture optical elements, including the error equalization algorithm, is suitable for the measurement of spherical optical components)

说明：  有源滤波器检测算法的MATLAB程序，应用DQ0 算法，电流源加的是5 次谐波(active filter detection algorithm in MATLAB, application DQ0 algorithm increases the current source is the 5th harmonic)

说明：  如何在图像中加入一个冲击信号，求冲击信号的自相关 并求与高斯信号的互相关性(how to insert noise,and how to konw the correlation with gaosi noise)

Matlab examples for practice.

说明：  经典的同步算法，即最大似然同步算法，对于开发3G系统很有效( a good synchronization program named as ML(the maximum likelihood method),it is useful for you to develop the 3G system.)

信号模拟，分析以及应用可以分析波形的变换，频率周期的转换等。(Ocean Wave Theory of Physical Oceanography hydrodynamic theories programming model)

小波分析，可用于气象分析等图形分析，毕业论文(Wavelet analysis can be used for weather analysis, graphical analysis, Thesis)