signperm

g729的编码和解码程序，matlab写的编解码是分开的(G729 encoding and decoding procedures, matlab codec is written in separate)

用matlab实现多次最佳一致的函数逼近 用matlab实现多次最佳一致的函数逼近(Using matlab to achieve the same function many times the best approximation using matlab to achieve the same function many times the best approximation)

微粒群的二维演示，pso_2D，对初学者有一定的帮助！！！！！(Two-dimensional demonstration of particle swarm, pso_2D, must have for beginners help! ! ! ! !)

《蚁群算法原理及其应用》一本关于介绍蚁群算法的书 希望能对学习蚁群算法的人有帮助(" Principle and Application of ant colony algorithm" on an ant colony algorithm, introduced the book hoping to learn from ant colony algorithm to help the people)

几个异步电机仿真模型，启动，翻转，调速等(Several induction motor simulation models, starting, turning, speed, etc.)

实现电机的svpwm控制的IGBT开关导通时间的matlab计算的程序，还有画图(SVPWM realize motor control IGBT switch conduction time matlab calculation procedures, as well as drawing)

利用复自相关法求取混沌时间序列的时间延迟（tau），求取算法效率高且准确(Complex strike a chaotic time series autocorrelation time delay (tau), to strike a high efficiency of the algorithm and accurate)

Performs linear and nonlinear spatial filtering, implemeting filters very easy!

用MATLAB软件实现高通，低通，带通滤波器的双线性函数的频率响应，观察其显示特点(MATLAB software, high pass, low pass, the bilinear function of the bandpass filter frequency response, observe the display characteristics)

给定技术指标，按照以上技术指标设计切比雪夫低通滤波器。(Given technical indicators, technical indicators in accordance with the above design Chebyshev low-pass filter.)