split_step_fourier_method

轨迹跟踪卡尔曼滤波建立在线性代数和隐马尔可夫模型(hidden Markovmodel)上(The trajectory tracking Calman filter is based on linear algebra and hidden Markov models (hidden, Markovmodel))

ABAQUS 具有强大的非线性求解能力和便捷的子程序接口及二次开发功能(The commercial FEM software ABAQUS has both powerful capacity for numerically solving varied large-scale nonlinear problems in engineering practice and user-friendly possibility for extending material libraries to consider the given constitutive model of a specific material.)

Matlab 算法寻找Bessel函数的零点。(find the zero point of Bessel functions)

说明：  提取信号时域特征，频域特征，以及时频域特征，小波变换(Extract signal time domain features)

TM极化入射情况，海面上有散射目标，雷达后向散射仿真，基于矩量法MoM和电磁散射理论。(EM scattering)

说明：  comsol仿真的学习教程，有助于初学者深度掌握comsol的 基本使用(Comsol simulation course is helpful for beginners to master the basic usage of COMSOL)

惩罚函数法C语言相关程序 它将有约束最优化问题转化为求解无约束最优化问题：其中M为足够大的正数， 起"惩罚"作用， 称之为罚因子，F(x, M )称为罚函数。(Penalty Function Method C language-related program it would have constrained optimization problem is transformed into solving unconstrained optimization problem: where M is a sufficiently large positive number, from the " punishment" effect, called the penalty factor, F (x, M) called the penalty function.)

结合粒子群优化算法和和声搜索算法的优点，有效将群智能思想和随机全局搜索相融合，在几个函数优化问题中得到了验证 (Combining particle swarm optimization algorithm and harmony search algorithm advantage, effective will swarm intelligence thought and random global search phase fusion, in several function optimization problem has been proved )

该程序完成了十进制数（包括小数）到二进制单精度浮点数的转换(The program completed a decimal number (including decimals) to single-precision floating-point binary conversion)

多孔介质污染物迁移动力学地下水一维渗流的数学模型 差分求解(Contaminant migration in porous media groundwater dynamics differential one-dimensional mathematical model for solving seepage)