ex_4

matlab符号表达式、符号矩阵的创建、符号线性代数因式分解、展开和简化符号代数方程求解、符号微积分符号微分方程(matlab symbolic expression, the creation of the matrix symbol, symbols, linear algebra factorization, and simplification of symbolic start to solve algebraic equations, symbols, symbol differential calculus)

bp实现数据分类，是我自己编的，程序很好用的(bp for data classification, is my own code, the program is useful for)

说明：  Auto robots in the matlab environment.

采用matlab工作环境，利用Thompson Tau进行异常值剔除(Remove outliers from data using the Thompson Tau method.)

RADIAL DISTRIBUTION LOAD FLOW MATLAB CODE

包含不同条件下的MAB问题 仿真，还有仿真结果图例(include MAB PROBLEM policyBayesUCB.m policyCPUCB.m policyDMED.m policyGittins.m policyKLUCB.m )

利用Matlab编程实现对lena.bmp灰度图象进行QF=50和QF=40的压缩和解压缩，比较二者的PSNR，并且利用霍夫曼编码模拟信道中传输图象。通过了Matlab2009A测试。(Using Matlab program to compress and decompress the gray image Lena.bmp at QF = 50 and QF = 40,as well as comparing the result of two situation.Then using Huffman coding analog channels transmitted images. Adopted Matlab2009A test.)

说明：  evolution strategies

face to face through face-side down until the back face, the only

低通滤波器的源程序，计算低通阶跃高低阻抗形式，由指标来确定高低阻抗的长度(Source of low-pass filter to calculate the level of resistance in the form of low-pass step by the indicators to determine the length of high and low impedance)