3

fdtd模拟二维表面等离子体波导结构的电磁场分布(FDTD simulation of two-dimensional surface plasmon waveguide structure of electromagnetic field distribution)

说明：  简单的 关于图像的二值化 锐化 滤波 基本能实现 算出不变矩！！！！！关于图像检索(Simple binary on the image sharpening filter can basically figure out the same moment to achieve! ! ! ! ! About Image Retrieval)

radar problems and solutions

jacobi雅克比迭代法求解线性方程组，容易计算(Solving Linear Equations by Jacobian Matrix)

可以大批量地处理数据的导入，并将无关行列删除，再对数据中的字符串、数字格式统一，与拼接，并与另一个xls文档中的数据进行比较，是一个不错的代码。(Can import large quantities of process data, and independent of the ranks to delete the data string, the unity of the digital format, with the stitching, and compare the data with another xls document, which is a good code.)

基于c#的互相关函数计算，基于c#的互相关函数计算，基于c#的互相关函数计算，(Cross Correlation)

Spectral Correlation of Modulated

解helmholtz方程的matlab程序，这个程序是解线性方程的。(Solutions helmholtz equations matlab program that is the solution of linear equations.)

说明：  采用matlab产生信号波形，实现QPSK编码。(Waveforms generated by matlab to achieve QPSK encoding.)

说明：  使用MATLAB对周期性脉冲波进行了简单的傅里叶变换(Simple Fourier Transform on periodic pulse wave by using MATLAB)