nc_point to shapefile

一维线性齐次波动方程，用matlab语言实现，利用边界值和边界条件进行求解(One-dimensional linear homogeneous wave equation, with the matlab language, use of boundary value and boundary conditions to solve)

模型是进行控制与稳定性分析的基础，可以服务于仿真、系统行为分析、系 统内在机理分析、控制、预测、监督与故障诊断等目的。因此，建立系统的模型 已成为许多科学研究与工程实施的首要问题。(Model is the basis for control and stability analysis, can serve simulation, system behavior analysis, the internal mechanism of the system analysis, control, forecasting, monitoring and troubleshooting purposes. Therefore, the establishment of the system model has been implemented for many scientific and engineering the most important issue.)

说明：  VC与matlab的混合编写程序的COM方法，如何调用COM进行混合编程。(Mixture of VC and matlab programming of COM methods, how to call COM mixed programming.)

matlab code for seemingly unrelated regression

最小二乘回归分析算法，是机器学习的例程，电力系统暂态稳定程序，可以进行暂态稳定计算。( Least-squares regression analysis algorithm, Machine learning routines, Power System Transient Stability Program, can be transient stability.)

matlab速度分析程序，用于地震勘探速度分析及动校正（NMO）。(Matlab velocity analysis procedures for seismic velocity analysis and dynamic correction (NMO).)

用Lax-Friedrichs及Courant-Isaacson-Rees格式求解一阶双曲型方程。(With the Lax-Friedrichs and the Courant-Isaacson-Rees format for solving first order hyperbolic equation.)

基于MATLAB的数字音频水印技术程序，一种数字音频水印(MATLAB-based digital audio watermarking technology program)

本程序为牛顿法潮流程序，可画出各节点电压与迭代次数关系曲线。(This procedure for the Newton load flow program can be drawn with each node voltage curve iterations.)

MSE mean square error SAE sum absolute error MAE mean absolute error