nlscon

该函数用来计算任意函数的一阶偏导数(数值方法),使用大量的有限元法求解偏微分方程，基于kaiser窗的双谱线插值FFT谐波分析。( This function is used to calculate the arbitrary function of the first order partial derivative (numerical methods), Using a large number of finite element method to solve partial differential equations, Dual-line interpolation FFT harmonic analysis kais)

捷联惯导卡尔曼滤波算法初始对准，参考哈工程的硕士写的，效果可以，但是不知道观测量是如何构造的。(Kalman filter algorithm SINS initial alignment, Master of Engineering Reference Kazakhstan write, the effect can be observables but do not know how to construct.)

BP神经网络的整个训练过程,matlab编写的元胞自动机，独立成分分析算法降低原始数据噪声。( The entire training process BP neural network, matlab prepared cellular automata, Independent component analysis algorithm reduces the raw data noise.)

fitness,适应度函数，计算适应度函数，(fitness, fitness function, calculate the fitness function,)

气液平衡数据进行NRTL参数最小二乘法拟合(VLE NRTL fitting)

扩展有限元的Fortran代码，用于扩展有限元的数值仿真计算(Extended finite element of the Fortran code for the extended finite element numerical simulation.)

利用emd算法解决经验模式分解的一些存在的端点效应问题。 有效的解决了问题。(Using emd algorithm to solve some of the empirical mode decomposition end effects exist. Effective solution to the problem.)

CFD数值模拟，经典PISO算法程序源程序代码。(CFD numerical simulation, classic PISO algorithm source code.)

说明：  分段三次Hermite插值法 样条插值 切比雪夫最佳一致逼近 Legendre、 Laguerre、Hermite多项式主函数 牛顿 插值(Piecewise cubic Hermite interpolation)

一个简单的CZT chirp-Z变换例程(a simple example of CZT)