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改变声音信号采样频率。应分别考虑由低到高和由高到低，最好包括声音采集和回放等功能。(To change the audio signal sampling frequency. Should be considered separately from low to high and high to low, preferably including audio capture and playback functions.)

说明：  MATLAB中与图像处理有关的函数大全，很全的，比较有用。(MATLAB, and image processing related functions Daquan, very wide, and more useful)

This is Partial Implementation of Affine Invariant Contour Descriptor by Equal Area Normalization.I am working on it.

The modeling of the three phase induction machine is explained in this matlab simulink model.

mRMR(最小冗余最大相关)的比较好的文档，可参考一下(mRMR (minimum redundancy maximum correlation) of good documentation, reference)

说明：  在MATLAB环境中，对航海雷达中频信号建模，并完成ＣＡ恒虚警处理。(In the MATLAB environment, on marine radar IF signal modeling, and complete the CA CFAR.)

matlab编程，这是一个用MATLAB编写的计算器的代码，希望大家相互学习。(matlab study)

改程序可以实现任意阶的伪随机序列的产生，并且以文本格式保存起来，方便查看和调用(Reform program can generate pseudo-random sequence of arbitrary order, and saved in text format for easy viewing and calling)

谐波信号提取程序，可以用于信号谐波分量的分离(The harmonic signal extraction procedures, can be used for separation of signal harmonic component)

利用matlab 进行异步电机的电磁设计。通过合理的参数设计使其效率，功率因数等都满足条件。(asynchronous machine electrical and magnet design)