shujuhuigui

应用差分方程求解波动方程，可以设定边界条件(Application of differential equation solving the wave equation, boundary conditions can be set)

全面分析机械类个企业的经济效益，以一家公司的盈利额为研究对象，选择了8个不同的利润指标，14企业关于这8个指标的统计数据如下表所示，试进行主成分分析。(Comprehensive analysis of the economic efficiency of enterprises machinery months to a company' s earnings amounted research object, select 8 different profit targets, 14 companies on these eight indicators of statistical data in the following table and try to principal component analysis.)

用平面波展开法计算二维声子晶体带隙,能量谱分析计算,合成孔径雷达（SAR)目标成像仿真。( Computation Method D phononic bandgap plane wave, Energy spectrum analysis and calculation, Synthetic Aperture Radar (SAR) imaging simulation target.)

借助旋转不变技术估计信号参数esprit，子空间估计doa方法(With ESPRIT Estimation of Signal Parameters esprit, subspace estimation method doa)

说明：  四轮驱动电动汽车动力学理论与控制研究，电控方面很好的论文(Theory of four-wheel drive electric vehicle dynamics and control)

matlab电力电子技术仿真的实现，真的很实用，帮了我很多，现在跟大家分享(matlab simulation of power electronic technology to achieve, really practical, helped me a lot to share with you now)

三层介质射线追踪的matlab程序代码。射线追踪能很好的模拟博得传播，因此可以下载看看。(Three medium matlab ray tracing code. Ray tracing can simulate well spread win, so you can download and see.)

加边函数，外扩原图像，matlab算法程序(Bordered function, external expansion of the original image, matlab algorithm program)

RGB color channel to XYZ channel. XYZ channel to CIELab channel.

雷达信号的产生，matlab程序，滤波器的设计，脉压设计，谱分析等(Generating radar signals, matlab program, filter design, pulse design, spectral analysis, etc.)