03CH4_red19

本例实现了插值函数，将不同次数的插值进行了显示，防止了龙格现象，研究生一般以此题为作业。(The cases to achieve interpolation function, the number of different interpolation were shown to prevent the Runge phenomenon, in order to graduate generally entitled operations.)

桁架结构非线性有限元分析程序，可以进行结构分析，应用于钢架结构，考虑材料非线性。(Truss material nonlinear finite element analysis program, can be use in civil engineering.)

有直接法,间接法,Bartlett法,Welch法(有????? ????? Bartlett ? Welch )

实现了bch编码，基于有限域多项式除法,自己动手写的，大家可以看下(Based on division in galois field，relize the BCH code )

基于Matlab产生光纤陀螺随机噪声和信号，利用固定步长和可调步长的LMS自适应滤波、最小二乘法、滑动均值三种方法进行处理，最后用阿兰方差评价降噪效果。(FOG Based on Matlab generate random noise and signal, using a fixed step size and adjustable step size LMS adaptive filtering, least squares method, the sliding average of three methods for processing, and finally with Alan variance evaluation noise reduction.)

迭代算法用在曲面，曲线拟合，很好的一个算法(The iterative algorithm used in the surface, curve fitting, a good algorithm)

本程序集对地球物理场做多种处理 如：2阶及4阶导数，位场转换，不规则密度体重力场计算，竖直圆柱体重磁场计算，用泰勒多项式及最小平方2乘的剩余异常计算，（主要适用于地磁场以及重力场的转换）(FUNCTION : THIS ROUTINE IS USED TO CALCULATE GRAVITY FOR VARIABLE DENSITY OF 2D BIVARIATE TRAPEZOID BODY Function : This program calculate derivation of order 2 and order 4 uesd in Geophysical Field（magmagnetic，gravity field） FUNCTION : THIS ROUTINE IS USED TO CALCULATE GRAVITY FOR VARIABLE DENSITY OF 2D BIVARIATE TRAPEZOID BODY Purpose: Continuation of potential fields (upward and downward continuation ) Function: This program will calculate residual anomaly,)

一个利用共轭梯度法的正则化实例： 通过输入矩阵的维数，利用共轭梯度法的原理，进行正则化计算；Morozov偏差原理(A conjugate gradient method using the regularization Example: Enter the dimensions of the matrix, using the principle of conjugate gradient method for regularization calculation)

说明：  用于非线性常微分方程的解的重要的一类隐式或显式迭代法，使用龙格库塔计算激光器的速率方程。(An important class of implicit or explicit iterative methods for solving nonlinear ordinary differential equations is to use Runge Kutta to calculate the rate equations of lasers.)

用于图像处理的独立分量分析，分形维数计算的毯子算法matlab代码,有井曲线作为输入可计算其地震波的衰减。( Independent component analysis for image processing, Fractal dimension calculation algorithm matlab code blankets, There is a well attenuation curve as input to calculate its seismic waves.)