Non-linear-function-fitting

一个关于PCA人脸识别的源代码。对PCA的初学者又很大的帮助(PCA Face Recognition on the source code.)

利用扰动观察法实现光伏电池的最大功率点的跟踪(Perturbation and observation method using photovoltaic cells to achieve maximum power point tracking)

1、基于Ip/Iq方法控制PWM整流器，实现有功无功解耦控制，实现直流电容的稳压控制。 2、分别采用滞环电流和电压空间矢量技术进行PWM调制 3、DSTATCOM无功补偿仿真验证 4、系统采用了在带有前馈解耦控制的基础上产生的电压电流双闭环控制结构，其中电压外环保证了稳定的直流输出，电流内环提高了电流的动态响应速度，并且这种控制方法使电流的相位和输入电压的相位保持一致。(1, based on Ip/Iq way to control the PWM rectifier to achieve the active and reactive decoupling control of DC capacitor voltage control. 2, respectively, using hysteresis current and voltage space vector PWM modulation technique 3, DSTATCOM reactive power compensation simulation 4, the system used in the decoupling control with feed-forward on the basis of the voltage and current double closed-loop control structure, in which voltage outer ring to ensure a stable DC output, current inner improve current dynamic response, and this control method makes the current phase and the phase of the input voltage is consistent.)

用matlab判断验证产生的变量的各种分布情况(to estimate the ditribution)

基本的粒子群优化算法代码 开发环境matlab7.0(The basic particle swarm optimization algorithm code development environment matlab7.0)

硬件方面，无源滤波器的设计软件，FLiter solution！轻松解决设计问题！(Hardware, passive filter design software, FLiter solution! Easily solve design problems!)

说明：  序列x（n）的功率谱估计用matlab来实现(sequence x (n) of the power spectrum is estimated to achieve using Matlab)

基于matlab2013a的simulink仿真，包括改进型插入式重复控制、pdff以及电机矢量控制仿真程序，为达到好的效果有些参数需要自己调试，希望大家的学习有所帮助～。(Based matlab2013a the simulink simulation, including improved plug-in repetitive control, pdff and motor vector control simulation program, in order to achieve good results and some parameters need to own debugging, we hope to learn some help ~.)

拉普拉斯残差金字塔在图像融合有着非常重要的作用，该程序是拉普拉斯金字塔在matlab中的应用(Laplace residual pyramid image fusion has a very important role in the program is the Laplace pyramid application in matlab)

k程序差分进化工具箱 - DeMatMATLAB包括拥有数百个内部函数的主包和三十几种工具包。工具包又可以分为功能性工具包和学科工具包。功能工具包用来扩充MATLAB的符号计算，可视化建模仿真，文字处理及实时控制等功能。学科工具包是专业性比较强的工具包，控制工具包，信号处理工具包，通信工具包等都属于此类。(k programs differential evolution toolbox- DeMatMATLAB including internal functions with hundreds of primary packages and several 30 kits. Kits can be divided into functional disciplines toolkit and toolkit. Function tool kit used to expand the MATLAB symbolic computation, visualization, modeling and simulation, word processing, and real-time control functions. Discipline tool kit is relatively strong professional toolkit, Control Toolkit, signal processing toolkit, communications toolkit belong to this category.)