lfm_ambg

说明：  基于MATLAB的光学4f系统菲涅尔波带片的实现。信息光学课的作业，内含一个matlab的程序和程序运行结果。我自己写的程序，运行没有问题。(MATLAB-based optical 4f system, the realization of Fresnel zone plate. Information Optics homework assignment that includes a matlab program and run the results. I wrote it myself, run no problem.)

说明：  MATLAB 前推回代法的配电网的潮流计算程序，适合于辐射性配电网和少环的配电网(MATLAB forward and backward substitution method of distribution network load flow calculation program, suitable for distribution network and less radiation distribution network ring)

Function to plot bar graphics in matlab

等倾干涉（由薄膜产生的干涉。薄膜可以是透明固体、液体或由两块玻璃所夹的气体薄层。入射光经薄膜上表面反射后得第一束光，折射光经薄膜下表面反射，又经上表面折射后得第二束光，这两束光在薄膜的同侧，由同一入射振动分出，是相干光，属分振幅干涉）(Isoclinal interference)

matlab code for seismogram generation

基于小波变换的图像去噪的matlab程序的源代码。(Image denoising based on wavelet transform of the matlab source code.)

在本文中，我们将比较数字滤波器与模拟滤波器，讨论各种数字滤波器架构，并通过一个范例一步一步说明如何设计FIR(非递归)滤波器。(The design of FIR filter )

说明：  粒子群算法初步讲解，粒子群算法分类，标准粒子群算法的实现(Preliminary analysis of particle swarm optimization)

基于粒子群优化的预测算法，用于锅炉汽温的控制(Prediction algorithm based on particle swarm optimization for boiler steam temperature control)

针对案例数据，用matlab软件对数据进行极差法归一化处理；并使用主成分分析法分析选定成分的特征值贡献率，从而为进行下一步数据分析做一些准备。(According to the case data, the data is normalized by range method with MATLAB software, and the contribution rate of the selected components is analyzed by principal component analysis, so as to make some preparations for the next step of data analysis.)