pv-math-module

三次样条插值，B曲线等都是根据已知样点，用不同方法拟和曲线、曲面。(Cubic spline interpolation, B curves are the basis of known samples, using different methods of curve fitting, surface.)

谐波分析简要过程 主要对常见的谐波定义，分析过程，处理的手段，仿真结果等作一个简要的概述(harmonic analysis process a simle but important applied in every engineeering aera especially in electical engeneering department if it has some error in the document please excuse cause of time and limited brain)

利用的图像处理中的梯度直方图，再加上词袋模型的知识，编得还可以(Gradient histogram of image processing, plus knowledge bag of words model series was also)

读取SAC格式天然地震数据，可以先读取158字节道头，并且输出NPTS（数字字母码格式），然后开始读取地震数据(Read SAC natural seismic data format that can be read 158 bytes road head, and the output NPTS (alphanumeric format), and then start reading the seismic data)

matlab源码，可以实现lanczos过程(matlab source code can achieve lanczos process)

各种matlab程序。。。。。。。。。。。。。。。。。。。。。。。。。。。。(four bars)

Matlab神经网络工具箱应用简介，Matlab神经网络工具箱应用简介(Matlab neural network toolbox Application, Matlab Neural Network Toolbox Application)

matlab绘图。详细综合matlab的绘图方法，包括二维，三维绘图。以及相映的图象编辑功能。能从多角度对图象进行处理！(Matlab graphics. Detailed and comprehensive Matlab graphics, including 2D and 3D graphics. , And form a contrast image editing features. From the perspectives of image processing!)

二维TM模电磁波FDTD仿真，UPML边界(2D TM electromagnetic FDTD simulation, UPML border)

非常好的matlab增量式式PID控制算法(Very good matlab incremental PID control algorithm)