upf_demos2

说明：  ex2_1 利用Z变换求系统输出 ex2_2 求DFT ex2_3 求序列的圆周移位 ex2_4 求序列的圆周卷积 ex2_5 简单的DFT实例 (ex2_1 the use of Z transform ex2_2 demand for system output DFTex2_3 seeking ex2_4 shift sequence for the circumference of the circular convolution sequence ex2_5 simple example DFT)

matlab编写 的pso代码，毕业设计源代码 ，是写论文的好资料(pso code, written by matlab graduation project source code, write good papers)

图像均值和中值滤波,利用matlab软件编写，里面有代码说明，程序运行结果(Mean and median filtering image using matlab software development, which has the code description, the program runs results)

快速傅里叶变换程序，供大家参考，matlab下运行，可以看波形(Fast Fourier transform procedures for your reference, matlab running, you can see the waveform)

说明：  This code simulated one dimensional structure resonance by moment method

watermarking usisng binary embeding

It implements the matrix chain multiplication

用经典RK方法和四阶ADAMS预测校正算法求解微分方程(Classical RK method and fourth-order predictor-corrector algorithm for solving differential equations ADAMS)

Engineering and Scientific Computations Using MATLAB

a matlab implementation of several common speckle filters