查询词典 iterative method

For any initial generalized bisymmetric matrix $X_1$, when $AXB=C$ is consistent, we can obtain the generalized bisymmetric solution of the matrix equation AXB=C within finite iterative steps by the iteration method in the absence of roundoff errors; Moreover, the least-norm solution $X^*$ can be obtained by choosing a special kind of initial generalized bisymmetric matrix.

在不考虑机器误差的情况下，当矩阵方程AXB=C相容时，对任意广义双对称X_1，矩阵方程AXB=C的解可以经过有限步迭代得到；特别地，通过选择特殊地初始广义双对称矩阵极小范数解X^*。

Applying the conjugate gradient method, an iterative algorithm is presented to solve the constrained matrix equation AXB+CXD=F over centrosymmetric matrix X and its optimal approximation.

应用共轭梯度思想，给出了求解约束矩阵方程AXB+CXD=F的中心对称解及其最佳逼近的迭代算法。

Three point registrations and ICP (Iterative Closest Point Algorithm) algorithm are used to register for multi-view data. The angle-and-chord's algorithm is advanced which is based on chordal deviation algorithm for data sampling. The method is proved to be effective and right by some examples.

采用基于参考点的对齐算法和ICP算法实现多视点云的对齐，在弦高差方法的基础上提出一种弦高角度法实现点云数据的精简处理，完成数据精简，实例应用表明所提方法精简效果好，数据的压缩效率高。

The spectrum evolution of the femtosecond laser pulse in a three-level organic molecular medium 4, 4'-bis(dimethylamino stilbene is studied theoretically by solving the Maxwell-Bloch equations using an iterative predictor-corrector finite-difference time-domain method.

通过采用预估校正的时域有限差分法求解麦克斯韦-布洛赫方程，我们研究了飞秒激光脉冲在三能级有机分子(4， 4'-二甲氨基二苯乙烯分子)介质中传播时脉冲的频谱演化情况。

The spectrum evolution of the femtosecond laser pulse in a three-level organic molecular medium4,4'-bis(dimethylamino stilbene is studied theoretically by solving the Maxwell-Bloch equations using an iterative predictorcorrector finite-difference time-domain method.

通过采用预估校正的时域有限差分法求解麦克斯韦-布洛赫方程，我们研究了飞秒激光脉冲在三能级有机分子(4，4-二甲氨基二苯乙烯分子)介质中传播时脉冲的频谱演化情况。

The numerical method for probability response spectrum of structures was studied, and an iterative formular based on the two states Markovian assumption was presented.

研究了结构平稳响应概率反应谱的计算方法，并给出基于两态Markovian假定下计算结构响应概率反应谱的迭代公式。

By establishing a new comparison principle,and using method of L-quasi-upper and lower solutions and mixed monotone iterative technique,the results of existence and uniqueness of solutions to Cauchy problem s of first order nonlinear integrodifferential equations in Banach spaces are obtained.

通过建立一个新的比较原理，利用L-拟上下解方法和混合单调迭代法，研究了Banach空间中一阶非线性积分微分方程初值问题解的存在唯一性，并给出了近似解的迭代序列和误差估计式。

This gives rise to subcarriers phase rotation and InterCarrier Interference, so the orthogonality of subcarriers is destroyed. In this paper, an iterative PHN mitigation method is proposed.

该文提出了一种新的OFDM接收机PHN估计和抑制方法，利用判决数据采用Huber ML估计方法对PHN引起的ICI分量进行迭代估计，将估计的ICI系数变换到时域来校正每个样点的相位误差，从而达到抑制PHN的目的。

The Finite Difference Measured Equation of Invariance is used to extract the capacitance matrix of multiconductor transmission lines. The iterative sparse matrix solver is replaced by the LU decomposition method.

随着半导体工艺水平的不断提高，集成电路正朝着高速度和高密度两个方向飞速发展，准确估计电路中的互连结构对电路特性的影响已成为一个亟待解决的问题。

In the iterative process of IPO, the fast multipole method is employed to accelerate computation.

利用迭代物理光学法计算一般电大尺寸腔体的电磁散射特性，在迭代过程中用快速多极子方法加速计算。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。