▍1. Q1_code
三角网格以及矩形网格剖分. 实现等参单元以及误差L H 范数收敛阶估计.(Triangular meshes and rectangular meshes are subdivided to achieve convergence order estimation of error L H norm.)
三角网格以及矩形网格剖分. 实现等参单元以及误差L H 范数收敛阶估计.(Triangular meshes and rectangular meshes are subdivided to achieve convergence order estimation of error L H norm.)
说明: 三角网格以及矩形网格剖分. 实现等参单元以及误差L H 范数收敛阶估计.(Triangular meshes and rectangular meshes are subdivided to achieve convergence order estimation of error L H norm.)
说明: 代码为偏最小二乘法计算过程的代码,主要部分都有中文解释(Code for the calculation process of partial least squares method)
利用五点差分格式和Jacobi迭代法,求解精确解和数值解的误差,判断阶数是否正确(Five-point difference scheme and Jacobi iteration method are used to solve the error between exact solution and numerical solution and to judge whether the order is correct or not.)
说明: 利用五点差分格式和Jacobi迭代法,求解精确解和数值解的误差,判断阶数是否正确(Five-point difference scheme and Jacobi iteration method are used to solve the error between exact solution and numerical solution and to judge whether the order is correct or not.)
说明: 微分进化算法中的其中两个子程序,还有未上传(Differential evolution algorithm)
利用matlab软件进行数值编程,优化计算。(Matlab software is used for numerical programming and optimization calculation.)
说明: 利用matlab软件进行数值编程,优化计算。(Matlab software is used for numerical programming and optimization calculation.)
MATLAB的一个使用工具箱,LINGO11汉化无限变量版。(A toolbox of MATLAB, LINGO11 Chinese Infinite Variable Edition.)
说明: MATLAB的一个使用工具箱,LINGO11汉化无限变量版。(A toolbox of MATLAB, LINGO11 Chinese Infinite Variable Edition.)
FFT(Fast Fourier Transformation)是离散傅氏变换(DFT)的快速算法 [1] 。即为快速傅氏变换。它是根据离散傅氏变换的奇、偶、虚、实等特性,对离散傅立叶变换的算法进行改进获得的。(FFT (Fast Fourier Transform) is a fast algorithm of discrete Fourier Transform (DFT). That is fast Fourier transform. According to the odd, even, imaginary and real characteristics of discrete Fourier transform, the algorithm of discrete Fourier transform is improved.)
说明: FFT(Fast Fourier Transformation)是离散傅氏变换(DFT)的快速算法 [1] 。即为快速傅氏变换。它是根据离散傅氏变换的奇、偶、虚、实等特性,对离散傅立叶变换的算法进行改进获得的。(FFT (Fast Fourier Transform) is a fast algorithm of discrete Fourier Transform (DFT). That is fast Fourier transform. According to the odd, even, imaginary and real characteristics of discrete Fourier transform, the algorithm of discrete Fourier transform is improved.)
使用matlab进行 有限元计算,内含多种方式方法,欢迎交流讨论(Finite element calculation using matlab)
说明: 使用matlab进行 有限元计算,内含多种方式方法,欢迎交流讨论(Finite element calculation using matlab)
可以进行平面拟合,基于matlab语言,简单易懂(It can be used for plane fitting. It is simple and easy to understand based on MATLAB language.)
fractal compression using wavelet