ML-gradient

说明：  运用matlab计算马鞍面和四连杆，并画出相应的图形(Use of matlab to calculate the saddle and four-link, and draw the corresponding graphic)

matlab 仿真最大比合并分集与选择式合并分集接收性能比较(matlab simulation maximal ratio combining diversity with selective combining diversity receiver performance comparison)

用matlab来解决微分方程的问题，包括21个例子程序和一个ppt(Using matlab to solve differential equation problems, including 21 examples of programs and a ppt)

一个老外编写的DE算法代码，执行效率搞，代码速度快(A foreigner prepared by the DE algorithm code execution efficiency engage in code faster)

it is code of finding QRS of a ECG waveforms.

绘制在收发天线间夹角不同时，天线的垂直极化三维方向图和水平极化三维方向图(Drawing the angle between the transmitting and receiving antennas is not the same, the three-dimensional antenna vertically polarized and horizontally polarized pattern dimensional pattern)

说明：  迪杰斯特拉和克鲁斯卡尔算法的Matlab实现。包含dijkstra.m和Kruskal.m文件，可用matlab直接打开，添加到运行路径后即可；或者用文本打开，复制代码。(Realization of Dijster Straw Algorithms in MATLAB)

快速傅里叶算法源代码，通过此算法可以快速提取某一信号的工频以及各次谐波(Fast Fourier algorithm source code, by this algorithm can quickly extract a signal frequency and each harmonic)

小波神经网络的实现程序，编成运算，基于matlab的运算 (Wavelet neural network realization of the procedures into operation, based on the matlab computing)

cement, modeling cemented sand