stft

主要关于美国成功学专家成功学的经验介绍，让人摆脱困境，迎接新的人生！(Main expert on the U.S. success successful learning experiences, people bail out, meet new life!)

这里是信号包络提取matlab 程序，相信对解决此类问题的同仁有很大帮助(Here is the signal envelope extraction matlab program, I believe it will help people who want to solve such problems a lot.)

建立复杂网络中四个基本网络模型，以及求各种基本属性(struct models for the four basic complex networks and tell us how to resolve the basic proprties)

实现模糊PID控制仿真，非常有用，编程人员只需简单修改参数即可。(Fuzzy PID control simulation, very useful, programmers can simply modify the parameters.)

使用matlab里的函数来提取Gabor小波特征(Matlab function to use in feature extraction Gabor wavelet)

文件是关于巴特沃斯滤波器的设计，代码中包含了滤波器的设计过程，幅频响应、群延时、滤波器零极点等。(File is the design of the butterworth filter, the code contained in the design process of the filter, amplitude frequency response, group delay, filter zero pole, etc.)

复杂网络的基础，无标度网络程序 采用轮赌算法(The basis of complex network, scale-free network using round of betting algorithm procedure)

脉冲多普勒雷达接收信号，进行快速傅里叶变换，并进行分析，最后输出图形。最简单的原创(Pulse Doppler radar, the received signal, fast Fourier transform, and analyze the final output graphics. The most simple and original)

经典粒子群算法的matlab实现。用多维函数进行测试。并给出算法寻优迭代的效果图(Classical PSO algorithm matlab. Tested with multi-dimensional functions. And gives an iterative optimization algorithm renderings)

幅相误差下的doa估计，本人编写，绝对可用(Amplitude and phase error estimates under the doa, I write, absolutely free)