PCA

matlab code for numerical derivatives and integrals

数学建模中经典问题理发店模型的matlab解！绝对原创的高效代码，注释丰富，易于修改，是各个正在练习数学建模的同学必备参考资料！@~(Classic problem of mathematical modeling in matlab solution barber shop model! Absolutely original and efficient code, comments, rich, easy to modify, is the mathematical modeling of all the students are contacting an essential reference! @ ~)

MATLAB实现快速正交变换，与传统的FFT算法相比拥有更高的分辨率，但是运算时间较大， 在目标检测、频率分析、降噪方面都有着广泛的应用(MATLAB to achieved FOS_convert, compared with the traditional FFT algorithm has a higher resolution, but the computation time is large, the target detection, frequency analysis, noise reduction have a wide range of applications)

数值计算方法与分析，典型的算法介绍，一本知识点比较全面的书(Numerical Algorithms for the typical method of introduction, a book more comprehensive knowledge points)

读取avi视频呵呵呵呵 (Read avi video)

基于MATLAB 的数值分析方面的源代码，非常实用，对于数值分析方面得研究来说(MATLAB-based numerical analysis of the source code, very useful for the numerical analysis for a study)

数字调制信号的产生与识别。产生数字调制信号，并汇出图像，比较直观。 通过分析解调的幅度、频率、相位来判断该信号的调制类型。(Generation and identification of digital modulation signals. Generates a digital modulation signal, and export the image, intuitive. To determine the modulation type of the signal through the analysis of the amplitude, frequency and phase demodulation.)

一个模型预测控制的编写的程序，在预测步长P不同时候进行仿真，曲线很好。(Procedures for the preparation of a model predictive control, at various times forecast simulation step size P, the curve is very good.)

核心数据处理 核心数据处理 核心数据处理 核心数据处理 核心数据处理 核心数据处理 核心数据处理(Core data-processing core data processing core data-processing core data processing core data-processing core data processing core data-processing)

压缩包内包含两部分：光伏主电路，光伏发电系统仿真模型，(Compressed package that contains two parts: the main circuit of PV, photovoltaic power generation system simulation model,)