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PCG
% SSOR预处理的共轭梯度法求解方程Ax=b
% 输入参数说明
% A 正定矩阵[n*n]
% b 右边向量
% omega SSOR预处理参数(0--2)
% Times 迭代次数
% errtol 给定误差终止条件
%
%输出参数
% NewX 方程Ax=b的x近似解
% avgerr 求解的当前平均绝对误差( SSOR preconditioning conjugate gradient method for solving equations Ax = b the input parameter descriptions A positive definite matrix [n* n] b right side vector omega SSOR preconditioning parameters (0- 2) Times iterations errtol termination of a given error condition NewX output parameter equation Ax = b of x approximate solution to solve the current avgerr average absolute error)
- 2007-11-16 01:14:24下载
- 积分:1
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徐亦达machine-learning-notes-master
说明: 包含了悉尼科技大学徐亦达老师的课程课件,有贝叶斯理论、EM算法、卡尔曼滤波、HMM、粒子滤波、概率论相关知识等(The file includes knowledge about EM, HMM, particle filter, kalman filter and so on.)
- 2020-08-01 13:58:36下载
- 积分:1
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Homotopy
求解非线性方程组
的同伦曲线法(Solving nonlinear equations homotopy curve method)
- 2008-07-04 01:42:06下载
- 积分:1
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PBGBand
说明: 本程序可计算二维光子晶体的带隙,并得出带隙图,和带隙位置及宽度(This procedure computable two-dimensional photonic bandgap crystals, and came to the band-gap maps, and the band-gap position and width)
- 2008-11-07 21:33:19下载
- 积分:1
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Gravity-anomaly
计算重力异常,只需要输入最大重力场模型的最大阶数以及重力场模型文件名在程序里设置经纬度范围和间隔即可得到重力异常(Gravity anomaly)
- 2013-06-13 14:46:49下载
- 积分:1
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ModelC_alloy
说明: 相场法材料计算的modelc-alloy 对应的基础代码,自取基础有用(The basic code corresponding to modelc-alloy for phase field method material calculation, useful for self-extraction)
- 2020-06-25 12:40:02下载
- 积分:1
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J.F.Claebout
说明: 地球物理大师Claebout的几个有用的程序,包括偏移程序。用fortran语言写的(Several geophysical Claebout Masters useful procedure, including the migration process. Fortran language used to write the)
- 2008-10-16 23:05:39下载
- 积分:1
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Bessel_Transforms
Fourier bessel transform
- 2020-07-28 14:48:40下载
- 积分:1
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塑性模型,适用于混凝土高温本构
可以对高温状态下的混凝土材料进行准确的塑型模型构建(It can be used to construct accurate plastic model of concrete under high temperature)
- 2017-11-11 12:30:52下载
- 积分:1
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FDM
用有限差分方法求解波动方程,画出波场快照,模拟波在地下传播!(The wave equation by finite difference method, draw the wave field snapshot, simulate wave propagation in the underground!)
- 2020-12-18 11:59:10下载
- 积分:1