ofdm_Powerline

获取WAV声音文件，转换成数字的两个程序代码。(Get WAV sound files, converted into digital code for the two procedures.)

Calculation of Chang E III whereabouts time

利用Matlab编程进行主成分分析 讲解有关主成分在matlab中的应用(And Matlab programming principal component analysis on the principal component in matlab)

说明：  MatLab在工程数学方面的应用,工程数学计算.(MatLab in the application of engineering mathematics, engineering, mathematical calculations.)

Matlab小波分析工具箱原理与应用 电子版书籍(Matlab wavelet analysis toolbox principle and application of the electronic books)

根据输入的调制方式，对输入序列MOD_IN进行调制，分别采用BPSK, QPSK, !6QAM, 64QAM，完成对星座图的映射(According to the modulation input, the input sequence MOD_IN modulation, using BPSK. QPSK,! 6QAM, 64QAM, the completion of the mapping constellation)

说明：  MATLAB曲线拟合向导，，简单介绍了MATLAB曲线拟合的相关知识，和相关函数的使用方法。(MATLAB curve fitting wizard, a brief introduction of the MATLAB curve fitting knowledge, and related functions are used.)

说明：  matlab源程序代码，应用于非线性方程求根等(Roots of nonlinear equations)

image segmentation using wavelet

说明：  newmark-beta法解多个自由度的结构动力响应，并输出结构响应图形(Newmark-beta method is used to solve the structural dynamic response of two degrees of freedom and output the structural response graph.)