搜索资源列表
Poisson2
- 偏微分方程数值解- 这是矩阵的紧致存储及在紧致存储的矩阵上用共轭梯度(CG)方法解Poisson方程的实现, gcc mingw 3.4.4下通过
NumericalLinearAlgebra
- 数值线性代数的Matlab应用程序包 共13个程序函数,每个程序函数有相应的例子函数一一对应,以*Example.m命名 程序名称 用途 Method 方法 GrmSch.m QR因子分解 classical Gram-Schmidt orthogonalization 格拉母-斯密特 MGrmSch.m QR因子分解 modified Gram-Schmidt iteration 修正格拉母-斯密特 householder.m QR因子分
CG
- 共梯度算法程序代码.数学上,共梯度法实求解特定线性系统的数值解的方法,其中那些矩阵为对称和正定。共轭梯度法是一个迭代方法,所以它适用于稀疏矩阵系统,因为这些系统对于象乔莱斯基分解这样的直接方法太大了。这种系统在数值求解偏微分方程时相当常见。 共梯度法也可以用于求解无约束优化问题。
CG-Jacobi-g-s-sor
- 解线性方程组的迭代法,包括jacobi迭代,G-S迭代,Sor迭代,及共轭梯度等。-iterative method for solving linear equations, including jacobi iteration, GS iterative, Sor iteration, and conjugate gradient.
lsqr-fortran
- 是针对大规模的线性方程组,及最小二乘问题的迭代求解方法。改方法可减少内存占有量,再数学上与共轭梯度法等价。-A method of solving large sparse linear systems and linear least squares,which can save memory and equivant to the CG method in the view of pure mathematics.
iccg1
- 详细的步骤~~ matlab编程~~~~ICCG 法-matlab for CG method ICCG method
cg
- 共轭梯度法解决线性方程组,系数满足对称正定矩阵-Conjugate gradient method to solve linear equations, coefficients satisfy the symmetric positive definite matrix
cg
- 无约束优化中的共轭梯度算法程序,解压缩后就可以用了-Unconstrained optimization of the conjugate gradient algorithm procedure can be extracted after the
CGandlu
- CG共轭梯度法迭代解矩阵方程,Hhestens和Stiefel给出,-Conjugate gradient method CG iterative matrix equation solution, Hhestens and Stiefel given
diedaifa
- 给出了线性方程组的CG法、Gauss_Seidel、SOR、Jacobi、fem求解,-Linear equations given the CG method, Gauss_Seidel, SOR, Jacobi, fem solution
pcg
- 采用预处理共轭梯度法求解大型线性方程组的C源代码-C code of PCG for large linear system solving
CG_PLUS
- 利用共轭梯度法(CG+)求解大规模无约束最优化问题,代码所用语言为Fortran77.-The use of conjugate gradient method (CG+) to solve large-scale unconstrained optimization problems, the code language for Fortran77.
FFTFilters_src
- 一个利用OpenGL和Cg来实现快速傅立叶变换的代码集,运行效率超过CPU计算。-A use of OpenGL and the Cg to doFast Fourier Transform, efficiency will be higher than CPU.
CG
- 数值分析中的CG算法实现,对于初学者很适用,算法快捷易读-Numerical Analysis of CG algorithms, for beginners is to apply efficient algorithm to read
double
- 线性方程组迭代解法,包括SOR,CG ,BICG等-linear system iteration solver
gsedirecg
- sylvester 方程的共轭梯度算法MATLAB程序-matlab codes of CG algorithm for sylvester equation
cg
- 该程序是用共轭梯度法来求解函数的最优化问题,其中一维搜索时采用了0.618法,即黄金分割法-The program is the conjugate gradient method to solve the function optimization problem, one-dimensional search using the 0.618 method, that is, golden section method
CG
- 利用共轭梯度法求解实数的线性代数方程组(fortran),计算速度快。-solve an equation using CG
CG
- 共轭梯度法(CG)是一种重要的求解矩阵的方法,本例给出了共轭梯度法的程序,并给出了一个算例-CG is an important method to solve the equation group. Give you a good example.
CG
- MATLAB版本的CG(共轭梯度算法),用于求解大规模矩阵计算(方程组求解等问题)的基础算法-MATLAB version of the CG (conjugate gradient algorithm) for solving large-scale matrix computations (solving equations and problems) based algorithm