curthr1

最佳平方逼近数值分析算法程序，matalab编程运算(numerical analysis of best square approximation)

说明：  Umat Abaqus for plasticity

信号处理与通信中的凸优化理论，从纯数学的角度介绍了凸优化理论的基本原理和方法(Convex Optimization in Signal Processing and Communication)

有限元编程做网格划分的，对于从事有限元分析的比较有用(Programming the finite element mesh to do the, for finite element analysis of the more useful)

说明：  Analysis of 2D structure using Mesh Free Method...

2D FDTD TE mode with a plane wave source and a PML abc

有限元源程序,结构分析软件，可以用于结构工程、近海工程等领域。(Adina FEM Program, can be used in structural engineering, offshore engineering, and so on)

matrix inversion source code

说明：  siPLS和biPLS是两种用于近红外光谱特征波段筛选的变量选择方法，可筛选出与兴关注指标密切相关的特征波段，并去除无关和干扰变量，提高模型稳健性(Bipls and sipls are two variable selection methods for screening the characteristic intervals of near-infrared spectra, which are closely related to performance indicators, to improve the robustness of models.)

这是一个数组练习，程序的作用是查询一个一维数组（数值型数组）中每一个元素出现的次数，且元素出现的顺序不能改变(This is an array of exercises, the program' s role is to query a one-dimensional array (numeric array) in the number of occurrences of each element, and the element can not be changed in order of appearance)