搜索资源列表
irl_example.m
- implicitly restart lanczos算法matlab function源码-implicitly restart lanczos algorithm matlab function source code
Lanczos_process.m
- Lanczos过程，通过Lanczos算法变换得到对称三对角矩阵和正交矩阵-Lanczos method
CG_lanczos_MINRES_SOR_Fastdown
- 李津第一次大作业代码：包括共轭梯度法CG，兰索斯Lanczos法、MINRES法、SOR法、最速下降法-Li Jin first big job code: include conjugate gradient method CG, Lanczos Lanczos method, MINRES method, SOR method, the steepest descent method
lansvd
- lansvd分解算法，先对矩阵进行lanczos分解，再进行svd奇异值分解。代码里面含有注释。-lansvd decomposition algorithm, first lanczos the matrix decomposition, then svd singular value decomposition. Code which contains comments.
first_practice_compute
- 主要是关于高等数值分析中关于CG法，MINRES法，Lanczos方法解大型稀疏矩阵的matlab算法实现-the matlab code about the advacned value analysis curriculum the algorithm for CG MINRES and Lanczos
SSI-COV
- It should be noted that there is still room to improve the speed and the memory usage of the algorithms, using for instance displacement structure algorithms for the RQ decomposition and Lanczos algorithms for the SVD.
ANA1
- 本程序为线性方程组的matlab代码，主要比较了CG,Lanczos和MINRES三种方法解方程Ax=b的效果。-This program is linear equations matlab code, the main comparison of CG, Lanczos and MINRES three ways to solve the equation Ax = b in effect.
vibration_response
- 结构振动与响应特性分析的有限元Matlab程序，包括：ritz方法、lanczos方法、Newmark方法、中心差分法和振型叠加法-Finite element matlab program for structure vibration and dynamic response feature analysis,including ritz,lanczos,Newmark,center difference and mode superposition
LANCZOS
- 数值分析应用LANCOS法在计算分析中的Fortran编程-Numerical Analysis LANCOS Fortran programming method of calculation and analysis
cgalanczos
- cg法与lanczos法对比，cg法与lanczos法的数值性态，以及cg法与lanczos法的收敛性对比-cg and lanczos
CG_LANCZOS_MINRES
- 包含CG、Minres和Lanczos算法及LU和QR分解等多种算法，可以很好的适用于1000阶及其以上矩阵的计算，绘制残差与步数的关系图-Contains CG, Minres and Lanczos algorithm and LU and QR decomposition of a variety of algorithms, it can be a good step for calculating 1000 and above the matrix, and the number of
numerical-algorithms
- matlab 实现几个常用的解线性方程组的数值算法。包括共轭梯度法、预处理共轭梯度法、SOR、Lanczos.-matlab implementation of several commonly used numerical algorithm for solving linear equations. Including the conjugate gradient method, preconditioned conjugate gradient method, SOR, Lanczos.
func_gammaz
- GAMMA Gamma function valid in the entire complex plane. Accuracy is 15 significant digits along the real axis and 13 significant digits elsewhere. This routine uses a superb Lanczos series approximation for the complex Gamma function.-GAMMA Ga
filtlan120507
- 滤波Lanczos迭代法求解代数方程组，如CG,CR,SVD等-Filtered Lanczos Iteration for solving linear equations
QR
- 有关QR分解的matlab的算法。分别是Givens_Rotations、Householder、Lanczos、Arnoldi-About QR decomposition matlab algorithm. Are Givens_Rotations, Householder, Lanczos, Arnoldi
ED first version
- 实现一个小系统的哈密顿矩阵的对角化，实现降维。(reduce the dimensions of a large hamiltonian matrix.and calculate the ground stste of a system)
RITZ
- 用兰索斯法求解特征值和特征向量，用于有限元结构的MATLAB编程。(Compute approximative eigenvalues and eigenvectors by the Lanczos method.)
CG_MINRES_LANCZOS
- 用共轭梯度法_MINRES_LANCZOS等迭代算法解线性方程组，清华大学李津老师高等数值分析大作业(This is the homework of Li Jin's higher numerical analysis course of Tsinghua University. We use the conjugate gradient method, MINRES method and LANCZOS algorithm to solve the linear equations.)
SSI
- 需要指出的是，还存在改进算法的速度和内存使用的空间，比如用于RQ分解的位移结构算法和SVD的Lanczos算法。在这个软盘上实现的算法只使用基本的MATLAB命令(没有花哨的优化c代码)。请随意改进，让我知道您的想法:(The algorithms that have been implemented on this diskette only use basic MATLAB commands (and no fancy optimized C-code). Feel free to i