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于 2021-04-21 发布

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下载积分: 1 下载次数: 4

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说明：一维波动方程的间断有限元计算，包括网格的划分，数值积分的计算等。(Discontinuous finite element method for one-dimensional wave equation, including mesh division, numerical integration calculation and so on.)

文件列表：

NDG, 0 , 2020-10-05
NDG\DGtools.m, 14070 , 2013-12-04
NDG\IC.m, 1350 , 2013-12-05
NDG\license.txt, 1384 , 2014-02-12
NDG\mesh1d.m, 14619 , 2013-11-24
NDG\residual.m, 1282 , 2013-12-04
NDG\wave1d_NDGdriver.m, 3167 , 2013-12-05

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Rayleigh-wave-exploration-
瑞雷波勘探的书籍，比较清晰的PDF文档，里面含有瑞雷波正演代码，一最小二乘反演代码，对学习瑞雷波非常有帮助。(Rayleigh wave exploration books, clear PDF document, which contains the Rayleigh wave forward code, a least squares inversion code, very helpful for learning Rayleigh wave.)

2013-01-09 18:55:39下载

积分：1
damage
ansys二次开发损伤本构关系的详细代码，已经调试成功(ansys damage constitutive secondary development of detailed code, debugging has been successful)

2020-12-01 09:39:28下载

积分：1
Gauss-Projection
一个通过高斯正反算公式计算高斯投影后投影平面的二维坐标，也可通过坐标反算大地经纬度。提供54系，西安80系，WGS-84系和CGCS2000系四种椭球参数。(A positive and negative Gaussian Formulas to calculate the two-dimensional coordinates of the Gauss projection projection plane can also be computed from coordinates latitude and longitude of the earth. 54 Department of the the Xi' an 80 series, WGS-84 system and CGCS2000 Department of four oval ball parameters.)

2020-12-10 16:09:19下载

积分：1
6.5M2
偏微分方程的数值解法，简单的离散变分以及求解过程(Numerical solution of partial differential equations, the simple and the solution process of discrete variational)

2011-08-15 19:58:51下载

积分：1
各种随机算法
瑞利分布的随机变量，标准高斯分布的随机变量，莱斯分布的随机变量(Random Variables of Rayleigh Distribution, Standard Gauss Distribution and Rice Distribution)

2020-06-20 01:20:02下载

积分：1
SAR-satellites
利用SAR卫星在多个时刻的位置和速度信息，计算出任意象元成像时刻卫星的位置，拟合出SAR卫星的轨道模型。(Using SAR satellite in multiple time position and velocity information to calculate as the image element imaging time satellite position, fitting the SAR satellite orbital model.)

2021-03-24 01:19:14下载

积分：1
welding-residual-stress
关于焊接残余应力的Abaqus子程序-DFLUX(The Abaqus subprogram-DFLUX on welding residual stress)

2012-10-25 16:29:20下载

积分：1
uve_pls
对一维光谱实现偏最小二乘回归进行UVE变量选择(UVE variable selection on the spectrum)

2021-04-19 15:18:51下载

积分：1
emd
c语言程序编写在经验模态分解，包含三次样条(c language programming in the empirical mode decomposition, contains the cubic spline)

2021-02-03 01:10:00下载

积分：1
staggered-grid
实现了声波波动方程有限差分正演模拟，交错网格下，时间2阶空间10阶(Achieve the acoustic wave equation finite difference forward modeling, staggered under the grid, the time second-order space 10 order)

2021-04-12 16:38:57下载

积分：1

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