subfunctions

DUET 算法实现程序，针对时延及衰减模型。(DUET algorithm procedure for delay and loss model.)

This code is about spicking-deconvolution of seismic data.

说明：  根据掺镱光纤激光器的速率方程，对激光器工作进行仿真(According to the ytterbium doped fiber laser rate equations，simulate the laser‘s working)

模拟透镜成像过程，分两种：基于传递函数的透镜成像、透镜成像演示(相干传递函数)(Analog lens imaging process in two ways: based on the transfer function of the lens imaging lens imaging demonstrate (coherent transfer function))

说明：  本人毕业设计所做的光伏并网系统模型和参考资料(I graduated from design of PV grid system model and reference materials)

pca的matlab程序，提取特征值大于1的主成份(pca matlab program, the main ingredient extracted with eigenvalues ​ ​ greater than 1)

椭圆图线拟合，输入x y，可拟合出椭圆图线(tuoyuantuxiannihe)

卡尔曼滤波器预测，以及一周卡尔曼滤波器预测(Kalman filter forecast, and a week Kalman filter forecast)

由一系列三维的点，通过调用函数进行插值，形成更光滑的曲面(By a series of three-dimensional points by calling the function interpolation, a more smooth surface)

徐荣桥《结构分析的有限元法与Matlab程序设计》书。(Xu Rong bridge " structural analysis of the finite element method and Matlab programming" book.)