Signal-and-System-Processing

在MATLAB环境下，实现对Lena图像的边缘提取，主要对比了Roberts、Prewitt、Sobel、Laplace四种算子的边缘提取的效果(In the MATLAB environment, to realize the Lena image edge extraction, mainly comparing Roberts, Prewitt, Sobel, Laplace edge detection operator of four results)

自动控制原理及其PID仿真程序 1.原理 2.设计 3.仿真(automatic control thesis and pid simulink program 1.thesis 2.design 3.simulink)

signal analysis using fft in matlab.

产生射频噪声，噪声调频，噪声调幅等几种压制干扰的源代码( Noise AM, FM, RF interference noise suppression, such as several source code)

信号用m序列进行扩频，成型滤波和BPSK调制后经过信道发送到接收端，接收端进行解扩解调(Using m sequence spread spectrum signal, after forming filter and BPSK modulation channel is sent to the receiver, the receiver to enlarge demodulation )

采用matlab的M文件编程，能够提取交通流中的关键帧(Matlab M-file programming, capable of extracting keyframes in the traffic flow)

利用Matlab生成二维随机裂隙，控制裂隙密度、倾向、迹长分布函数、均值、标准差(Using MATLAB to generate two-dimensional stochastic fractures and control the density, tendency, trace length distribution function, mean and standard deviation of fractures)

matlab绘图命令，对大家的matlab学习具有很大的帮助，新手必读(matlab drawing commands, matlab for everyone to learn a great help, the novice must read)

说明：  MATLAB写的Hough变换的程序，希望对大家有帮助。(Hough Transform MATLAB written procedures, and they hope to help everyone.)

各种雷达信号处理的代码，全部都能用，有助于对雷达信号的学习。(A variety of radar signal processing code, all of them with the help of radar signals learning.)