simplecalculator

曲线拟合的最小二乘法要解决的问题，实际上就是求以下超定方程组的最小二乘解的问题。(Least squares curve fitting to solve the problem, in fact, find the following overdetermined least squares solution for the problem group.)

利用AR模型进行时间序列预测的程序源代码，使用最小二乘估计法进行参数估计。拟合效果非常好。(use AR model for time series prediction of the source code, the use of least squares estimation method to estimate parameters. Fitting very good results.)

经典非线性动力学模型，布鲁塞尔子模型，可直接运行，运算效率高。(nonlinear dynamics Brusselator model)

完成采样空间的采样，适合于响应面，近似模型之前的采样工作，文件夹中有具体介绍(The sampling space is completed. It is suitable for the response surface and the sampling work before the approximation of the model. The folders are introduced in detail.)

BP神经网络的整个训练过程,使用高阶累积量对MPSK信号进行调制识别，主同步信号PSS在时域上的相关仿真。( The entire training process BP neural network, Using high-order cumulants of MPSK signal modulation recognition, PSS primary synchronization signal in the time domain simulation related.)

地球物理偏移相关程序包，能实现时间偏移、深度偏移、及逆时偏移等，编写语言：Matlab。(Geophysical migration coding package, time migration, depth migration, reverse time migration, the writing language: Matlab.)

用matlab编写的cholesky分解程序，希望对大家有些帮助(Matlab prepared using Cholesky decomposition procedures, in the hope that some U.S. help)

matlab版本的动态非结构网格划分程序，希望对你们有用，欢迎下载。(matlab version of the dynamic non-structural meshing program, I hope useful to you, welcome to download.)

对数据进行统计分析，并打开图形数据统计分析对话框，该对话框可以获得数据的最小值、最大值、平均值、中值以及均方差等。 (Statistical analysis of data and graphical data statistical analysis of open dialog, the dialog box can be data minimum, maximum, average, median and standard deviation and so on.)

用ABAQUS及其子程序解决热冲压热力耦合问题(Subroutine with ABAQUS and hot stamping coupled thermal problem solving)