查询词典 paper matrix

A four-point algorithm is presented in this paper for finding the least-squares solution of R and T,which is based on the singular value decomposition of matrix,and the derivation of the algorithm is provided too.

本文提供一种基于矩阵单值分解求解R和T的最小二乘解的四点算法，并对算法进行了推导，该算法与迭代法相比，具有速度快、用点少的优点，尤其适用于实际应用的颅脑手术可视化系统。

In this paper,we present an improved digital image watermarking method of singular value based on matrix multiplication of strassen and comparability measurement between original image and watermarking image;the new method is compared to the methods based on SVD and Block-SVD.

在基于奇异值分解算法的基础上，提出了一种基于Strassen矩阵乘法的奇异值分解水印算法；提供了原图像和水印图像的相似性度量方法；给出了本算法与SVD及Block-SVD算法的时间对比分析。

Taking adventage of sparsity of the matrix produced in optimum structural design, a sparse algorithm is suggested in this paper.

文中还结合结构优化设计中线性规划的矩阵稀疏性，提供了一个比较有效的算法。

In this paper,two new methods of estimating are given and proved for the upper and lower bounds on the spectral radius of a nonnegative matrix ,which is based on two special matrices.

借助两个新的矩阵得到非负矩阵谱半径的两个新估计及其证明，并通过实例与以往的结论作比较，验证了这些估计的有效性及精确度。

This paper investigates the smallest singular value of matrices, the spectral radius of the iterative matrix, the minimal eigenvalue of irreducible M-matrices and some spectral properties of tensor product of matrices.

本文主要研究了矩阵最小奇异值，迭代矩阵的谱半径，不可约M矩阵的最小特征值以及矩阵张量积的一些谱性质。

Based on the decomposition of the space time eigenstructure of signals,a novel wideband spectral correlation space time DOA matrix method is proposed in this paper to estimate the 2 D DOA of wideband signals .

该方法利用信号的循环平稳特性实现了对宽带信号的有效处理，同时通过空时变换将传统的一维空域处理拓展到了二维空时处理，更充分地利用了信号的时域特征，从而大大简化了阵列结构，提高了算法的性能。

According to the lateral deflection equation of the wall frame-structure ,an exact flexibility matrix is developed first and, then, the natural period and vibration mode of the wall-frame structure is defermined in this paper. According to actual earthquake action, the structural response is calculated with statical analysis.

本文在框架-剪力墙侧移公式的基础上建立结构的柔度矩阵，确定结构的自振周期和振型，采用静力方法按实际的地震作用分布计算结构的作用效应，然后采用振型分解反应谱法对结构进行抗震分析。

The model this paper deals with is a flow line of two machines. By means of structured stochastic matrix theory and theory of Markov process, an effective algorithm obtaining the variance of end products in a given period is proposed.

讨 论的模型为两级的串行生产线，利用结构随机矩阵理论和马氏过程的协方差结构，给出了在一个给定时间区间内系统生产成品数方差的有效算法。

Based on the theory of matrix, this paper focuses on the similarity of stress tensor in different coordinate systems and then an instance performed by Ansys and Matlab is given to validate this conclusion.

以矩阵论的相关理论为依据，论证在不同的坐标系下，应力张量满足相似变换的特性；并通过Ansys有限元分析软件与Matlab数值计算软件构建实验平台对此加以验证。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例，介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。