XiTi3_5

说明：  通过时域转换为频域，在频域中截取低频部分，去掉高频部分将结果再转换到时域以实现低通滤波的功能。(Through the time domain is converted to frequency domain, in the frequency domain low-frequency part of the interception, to remove high-frequency part of the results and then switch to the time domain in order to achieve low-pass filter function.)

PCA:Principal Component Analysis Usage: [eigvector, eigvalue] = PCA(data, options) [eigvector, eigvalue] = PCA(data)(PCA Principal Component Analysis Usage: [eigvector, eigvalue] = PCA(data, options) [eigvector, eigvalue] = PCA(data))

用香农编码计算概率分布，信息论与编码实验内容。(The Shannon coding probability distribution, information theory and coding experiment content.)

说明：  100kW三相光伏并网详细模型 MPPT使用增量电导法(Detailed model of 100 kW three-phase photovoltaic grid-connected MPPT uses incremental conductivity method)

MATLAB code to recognise characters

系统辨识的matlab仿真，该方法的辨识过程使用了粒子群算法，计算迅速准确。(Matlab simulation of system identification, the identification of the method using particle swarm optimization algorithm to calculate quickly and accurately.)

This source code give the explanation about generate QPSK simulation

this code simulates a 4fuzzy PID cotroller for ball-baem system and 3 other systems.

有关MATLAB的插值，拟合和线性回归的学习教程。(The MATLAB interpolation, fitting, and linear regression learning tutorial.)

CODIGO VISUAL BASIC PARA codigo de barras