optical

Poisson equation solver

这是一下关于矩阵分解的程序，用matlab程序关于矩阵的qr分解(This is a program on matrix decomposition, using matlab realize matrix decomposition chol)

laboratory 6 you can know the method predicting speech

数字信号处理实验，快速傅立叶变换，内含有matlab实验m文件以及实验报告，供大家参考。(Digital signal processing experiment, fast Fourier transform, contains matlab experiment m documents and the experiment report for your reference.)

to read the image and crop the specified area to convert RGB image next to convert gray scale image to find the histogram equalization

dg placement by pso algorithm

this is a facial recognition matlab code used for recognizing the faces among many members.it can be used for security purposes in many areas

说明：  matlab基本差分进化算法，仅供参考，包括种群变异，交叉、选择生成下一代种群的过程(matlab basic differential evolution algorithm, for reference, including the population variation, crossover, select the process to generate the next generation of population)

MATLAB编程的数值计算MATLAB programming for numerical computing(MATLAB programming numerical MATLAB programming for numerical computing)

接收来自下位机的数据,然后进行数据处理和通讯(From under the machine to receive data bit, and then data processing and communications)