查询词典 rank of matrix

Let A be a matrix of full column rank, and let x be a computed solution to the linear system ATAx = b.

设A是一个列满秩矩阵，x是线性方程组ATAx=b的一个计算解。

Using an aggregation matrix with full column rank to map the on-line optimization variable sequence into a new one, the number of on-line optimization variables is cut down without reducing the control horizon. A sufficient condition is presented to check whether the control variable sequence can be aggregated.

通过一个列满秩的集结矩阵将维数较小的控制变量序列映射成在线优化变量序列，在不缩短控制时域的情况下，降低了在线优化变量的个数。

The experimental system extract the low-level features of images such as HSV histogram, the texture got from coexistence matrix, color correlogram, and according to the characteristic of our image database, design the evaluation function such as the average rank ratio to evaluate and compare the performance of different integration of different features including semantic, and validate the active effect of feedback using experiment results.

该原型系统提取了HSV直方图、共生矩阵纹理、颜色相关图等底层特征，同时根据图像数据库的特点，设计了平均位置比值等评价函数对语义特征与底层特征的各种结合的检索性能进行了比较分析，并对反馈效果进行了实验验证。

An modified BFGS algorithm to solve the unconstrained optimization, whose Hessian matrix of the minimum point of the convex function is rank one defect, is presented in this paper.

本文对凸函数在极值点的Hessian矩阵是秩亏一的情况下，给出了一类求解无约束优化问题的修正BFGS算法。

An modified BFGS algorithm o solve the unconstrained optimization, whose Hessian matrix of the minimum point of the convex function is rank one defect, is presented in this paper.

本文对凸函数在极值点的Hessian矩阵是秩亏一的情况下，给出了一类求解无约束优化问题的修正BFGS算法。

And all of these approaches are derived from the full rank decomposition technique for the incidence matrix.

讨论了Petri网系统状态方程存在整数解的条件，即可达性的一个必要条件。

This paper concerns the construction of a low rank matrix with Hankel structure that is nearest to a given matrix.

本文研究一个给定矩阵的低秩Hankel最佳逼近及其加权逼近的问题。

The Jacobi matrix rank one update problems, given either their mix-type eigenpairs or their pricinpal submatrix and defective eigenpairs(the eigenvalues of the matrix and some elements of the corresponding eigenvectors) are also discussed.

n阶对称箭形矩阵与n阶Jacobi矩阵一样只有2n-1个非零元素，类似Jacobi矩阵逆特征值问题的提法，本文提出并讨论了六类对称箭形矩阵逆特征值问题，研究了这类矩阵的结构性质，得到了问题有解的充分必要条件及求解的数值算法和数值算例。

Under the condition of knowing zero eigenvalue algebraic multiplication ,the authors have discussed the use and necessary relationship between matrix zero eigenvalue algebraic multiplication and matrix rank.

在已知零特征值代数重数时，给出了矩阵零特征值代数重数与矩阵秩之间的内在必然联系，及其一般应用。

We also derive the sufficient conditions of robust stability by rank-1 decomposition of the matrix under the assumption that uncertainty is matrix polytope structured uncertainty.

假设不确定性为矩阵多胞形结构不确定性，利用矩阵的秩-1分解，得出系统鲁棒稳定的充分条件。

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。