查询词典 iterative method for eigenvalue problems

The parameters of conventional design of complex cross-feed and parallel-feed multi-evaporation conventional design could be obtained by solving material balance, energy balance, solid-liquid equilibrium, vapor-liquid equilibrium and heat transfer velocity equations by iterative method and matrix method.

用迭代法结合矩阵法求解系统的物料衡算及热量衡算矩阵方程、固液相平衡方程、汽液相平衡方程和传热速率方程，可以得到复杂错流、平流多效蒸发系统常规设计的各种参数。

The theoretical model of backscattering signal for wind lidar based on Fizeau interferometer is established. Wind velocity is retrieved by combining the least square method and the numerical iterative method.

建立了基于Fizeau干涉仪的测风激光雷达后向散射信号的理论模型，并利用最小二乘拟合方法结合数值迭代方法反演风速。

Finally the numerical results are presented to confirm the effectiveness of Gauss-Seidel parallelized with alternate tiling method,specifically compared with owner-computing and red-black Gauss-Seidel methods,and show that the new parallel iterative method has better parallel efficiency as well as scalability.

许多物理应用问题的求解都归结为求微分方程数值解，其核心是高效地求解线性方程组，GS(Gauss一Seidel)和SOR迭代算法以其高效性和实现简单的特性成为大型线性方程组求解的重要算法，并且常用作非定常迭代算法的高效预条件子，是许多应用软件的核心算法之一。在并行处理系统

Secondly, to analyze seismic response of the concrete gravity dam, subspace iterative method was applied to compute free vibration period of the dam, time integration method was builtup for the seismic time history analysis and formulation of coupled vibration of reservoir water and dam were also deduced.

其次，针对混凝土重力坝的地震响应分析问题，采用子空间迭代法计算了大坝的自振周期，建立了地震时程分析的逐步积分方法，并且推导了库水和坝体耦合振动的理论公式。

In this paper, the asymptotic estimations of initial value solution are obtained for an eigenvalue problem with three-point boundary conditions by use of the iterate method.

本文运用叠代法，先得到一个带三点边条件特征值问题初值解，并构造了一个整函数ω，其零点集合与带三点边条件特征值问题的特征值集合重合。

The new method of the singular value decomposition is used to calculate the eigenvalue of embedding space matrix , and the corresponding algorithm to calculate eigenvectors and to obtain the basis of embedding vector space is put up in this paper.

应用本征值分解技术对动力系统实测数据嵌入空间矩阵的本征值进行了计算，提出了具体计算嵌入空间矩阵本征值及其本征向量的改进计算方法，以及嵌入空间矩阵基的改进选取方法。

A new method based on subtractive image segmentation for weighted image fusion is put forward from another viewpoint. It adopts the improved particle swarm optimization to calculating the segmentation threshold of subtractive image and the corresponding weighted fusion coefficient in space domain or in wavelet decomposition domain. Moreover, it doesnt need to construct the eigenspace and quantitative eigenvalue for the weighted fusion coefficients.

本文从另外一个角度提出了一种基于差值图像分割的加权图像融合方法，它采用改进的粒子群优化方法在空间域或小波分解域求解差值图像的分割阈值和对应的加权融合系数，而不需要为计算融合系数而构造特征空间和定量特征关系。

By using the spectrum approximation theory of compact operator, the approximation of anisotropic nonconforming ?nite element method for Stokes eigenvalue pronlem are presented and the optimal error estimates are obtained, which are as same as those of traditional ?nite element methods.

利用紧算子谱逼近理论，给出了 Stokes 特征值问题的各向异性非协调有限元逼近方法及最优误差估计，得到了与剖分网格满足正则性或拟一致性关键假设下相同的收敛效果。

Keywords Closed convex cone;gradient projection method;Least-squares solution;Inverse matrix problem;Inverse eigenvalue problem;Matrix completion problem;Optimal approximation

Article From 湖南大学；应用数学博士论文 2005年度闭凸锥；投影梯度法；最小二乘解；矩阵反问题；矩阵逆特征值问题；矩阵完全化；最佳逼近

This paper mainly discusses a novel non probabilistic convex set method used to estimate the eigenvalue bounds of structures with uncertain parameters.

讨论了在不确定参数的影响下估算结构特征值变化界限的一种新型非概率凸集合方法。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。