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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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kalman_fliter_nine
说明: 九维的卡尔曼滤波跟踪算法,包括xyz三方向和各方向的位置,速度,加速度。(Nine-dimensional Kalman filter tracking algorithm, including the three xyz direction and the location of the direction, velocity, acceleration.)
- 2008-08-27 09:54:21下载
- 积分:1
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非线性振动
非线性振动.pdf 刘延柱编写
恢复力与位移不成正比或阻尼力不与速度一次方成正比的系统的振动。尽管线性振动理论早已相当完善,在工程上也已取得广泛和卓有成效的应用,但在实际问题中,总有一些用线性理论无法解释的现象。一般说,线性模型只适用于小运动范围,起出这一范围,按线性问题处理就不仅在量上会引起较大误差,而且有时还会出现质上的差异,这就促使人们研究非线性振动。(Nonlinear Vibration. Compilation of PDF Liu Yanzhu)
- 2020-11-23 20:09:34下载
- 积分:1
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GUI-matlab-music-impl
gui of music algorithm implemented in matlab
- 2011-04-20 20:09:41下载
- 积分:1
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xianxinghuigui
运用MATLAB软件做三元一次、三元二次及最小二乘法的数据仿真(MATLAB software for the ternary once Quadratic least squares method of data simulation)
- 2012-07-30 11:14:51下载
- 积分:1
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003
a very easy .c file for calculating the products of ints
- 2012-08-14 09:52:45下载
- 积分:1
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Untitled
由Music算法估计线阵波达方向,搜索频谱波峰。(Estimation of linear array DOA by Music algorithm, searching spectral peak.)
- 2013-10-25 14:37:33下载
- 积分:1
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Boundary-Element-Methods
弹性力学问题的边界元—姜弘道,用fortran语言编写的,实例详细(BEM elasticity problems- Jiang Hongdao with fortran language, detailed examples)
- 2020-06-30 06:00:02下载
- 积分:1
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gcor
说明: 分数低阶协方差谱的MATLAB程序,含4种计算分数低阶协方差谱的估计方法(Fractional lower order covariance spectrum MATLAB program, including four kinds of calculation of fractional lower order covariance spectral estimation method)
- 2011-04-04 14:29:41下载
- 积分:1
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资料
资料中提供了对应的数据和程序,其中程序能够实现对三维数据的拟合。(It can realize data fitting)
- 2017-07-05 11:26:21下载
- 积分:1