xianshi

可以用最小二乘法来提取趋势项。在MATLAB中可利用它的函数来计算(Least squares method can be used to extract the trend items. It can be used in MATLAB to calculate the function)

基于matlab AR模型的最小二乘法实现参数辨识，加上Word配合理解，相信你理解的会更快的。(Matlab AR model based on the least squares method to achieve parameter identification, coupled with Word understanding, I believe you will understand faster.)

说明：  c++语言求解稀疏矩阵方程组的ICCG法源程序。参考：《工程电磁场数值计算分析与综合》 附录（Fortran90）.(c++ solves sparse matrix equations with the ICCG method.Reference: &quot Analysis and Synthesis of Numerical Electromagnetic Field ,&quot Appendix (Fortran90).)

基于SVM的数据分类，通过IRIS数据进行验证，效果分类准确(SVM-based data classification, through the IRIS data validation, classification accuracy results)

说明：  Cavity Matlab SIMPLE algorithm

一些很有用的数值计算程序：包括多种数值逼近算法的C语言程序，如龙格逼近算法，里米兹一致逼近算法等(Some very useful numerical calculation procedures: including a variety of numerical approximation algorithm for the C language program, such as the Runge approximation algorithm, where meads uniform approximation algorithm)

一维 问题，即激波管问题，是一个典型的一维可压缩无黏气体动力学问题，并有 解析解。对它采用二阶精度 两步差分格式进行数值求解。(Use MacCormack difference scheme for solving a two-dimensional shock tube problem)

二维交错网格声波模拟（加PML边界条件）地震(Two-dimensional staggered grid acoustic simulation (plus PML boundary conditions) earthquake)

说明：  C语言编写8个点的FFT程序,在WINTC上编译通过(C language 8 point FFT procedures WINTC compiled through)

用于计算大物实验中常用的平均值和不确定度。(a simple tool to calculate average of input values.)