xiangkongzhen

说明：  MATLAB图书 应用程序接口用户指南 比较清晰(MATLAB Application Program Interface Library Users Guide)

东大研究生数值分析上机题，包括牛顿法，高斯算法，逐次超松弛迭代法，3次样条插值，RK4法等函数。(The numerical analysis exercises by computer of southeast university,including Newtons law,Gauss algorithm,SOR,3 times spline interpolation,RK4,etc. )

此程序采用FDTD方法编写，可以用来观察和验证电磁波的绕射(This program is written using the FDTD method can be used to observe and verify the electromagnetic wave diffraction)

基于matlab的FDTD仿真3维电磁波的传播，六个边界面采用一阶mur吸收边界条件。(Matlab FDTD simulation of three-dimensional propagation of electromagnetic waves, the six first-order boundary surface mur absorbing boundary conditions.)

PAPR 的分析PDF文件英文的，其中选用矩阵的方法(Comparisons of SCR and Active-set Methods)

说明：  welch 法加汉宁窗对高斯白噪声信号进行功率谱分析(welch Fajiahanning window on the Gaussian white noise signal power spectrum analysis)

对轴承振动信号进行滤波和包络频谱分析，可通过包络谱发现轴承故障，也可用于其他故障诊断的研究，程序已调试通过(Bearing vibration signal filtering and envelope spectrum analysis, bearing failure can be found through the envelope spectrum can also be used to study other troubleshooting procedures have been debugging through)

智能天线技术的核心是自适应波束的形成，本文首先根据波束形成技术的不同，介绍了三大类自适应算法，基于来波方向的波束形成，基于参考信号的波束形成和基于信号结构特性的盲自适应算法，着重分析了基于参考信号的波束形成算法，并给出了数字波束形成的基本模型。(mart antenna technology is the core of the formation of adaptive beamforming, the paper first of all, according to the different beam-forming technology, introduced the three main types of adaptive algorithms, the DOA-based beamforming, based on the reference signal and the beam-forming characteristics based on the signal structure blind adaptive algorithm, focusing on analysis of the reference signal based on the beamforming algorithm, and digital beamforming are given the basic model.)

用MATLAB模拟环形腔的传输特性，包括损耗，折射率以及半径对传输特性的影响。(double ring transmission based on MATLAB)

凸包 凸包问题的实现 有无数点，求能包含这些点的图形的最小面积(Convex hull Convex hull problem of realization there are numerous points, seek to include these points, the graphics, the minimum size)