查询词典 bordered matrix

A matrix G whose rowspace equals C is called a generator matrix for C.

一个行空间等于C的k n阶矩阵G称为C的生成矩阵。

Thirdly,in virtue of Markov theory,we get the herd coefficient matrix from Markov change probability matrix and construct the CA-Markov composite Model and get some characteristics of the CA-Markov composite Model Finally,we do simulations and sort for Xinjian County by using the Markov Model and the CA-Markov composite Model, respectively and analyze and compare the simulation results abortively.

然后，借鉴马尔科夫理论，采用转移概率矩阵估计从众系数矩阵，构建出CA-Markov复合模型，并研究了相关的性质。

We systemically discuss how to uniquely decide an infinite plane homography matrix by using the structure information in scene and how to evaluate a homography matrix which convert affine reconstruction to Euclidean reconstruction by solving absolute conic images.

系统地讨论了如何利用场景中的结构信息，来唯一地确定无穷远平面的单应矩阵，进而由射影重构恢复仿射重构，以及如何通过绝对二次曲线的像求解将仿射重构变换为欧氏重构的单应矩阵。

The key to feature extraction is to select the optimal feature combination from all the features. In this study, the optimal color feature combination,{/G,(R+4G+B)/6, H variance, S variance}, is selected using genetic neural network at first. Then the main texture features including the mean, variance, energy and entropy of the cooccurrence matrix, the secondary texture features including the maximum frequency number, absolute uniform, inertia and importance of the co-occurrence matrix are extracted.

在此基础上，提出适合多阈值和小目标图像分割的免疫遗传图像分割方法，该方法借鉴了生物免疫系统自调节、抗原识别和记忆功能，并结合了遗传算法对图像进行自适应区域的阈值分割，改善了遗传算法优化复杂问题时存在收敛速度慢和易陷于局部最优的不足，克服了传统阈值分割方法对目标大小的限制，是一种新型的有效的图像分割方法。

In this paper,the scale of binary discernibility matrix are greatly reduced by using absorption law on row and logic addition,and a reduction algorithm based on binary discernibility matrix is proposed.

为此，利用对行的吸收律和逻辑和实现了对二进制可辨矩阵的规模进行有效缩减，构造一种新的基于二进制可辨矩阵的数据约简算法。

However the reachability matrix is difficult to get. It is proved that there is no need to calculate the reachability matrix fur a Directed Acyclic Graph.

证明了对于一类特殊的有向图即有向无环图，应用解释结构建模法无须求解可达矩阵亦可保证建模结构化的实现。

In this paper, we combine experiments with theories. Dynamic compressing experiment has been performed for the matrix material of the tungsten alloy in order to study its dynamic properties. At the same time we have studied the forming process of adiabatic shear band of tungsten alloy and its matrix material.

本论文采用实验测试与理论分析相结合的研究方法，对钨合金基体材料进行动态压缩实验，研究其动态性能，同时研究钨合金以及基体材料的绝热剪切带进行产生、形成过程。

The given matrix A can be regarded as the adjacency matrix of a directed graph.

给出的矩阵 A 可以看作一个有向图的邻接矩阵。

Another matrix associated with G is the adjacency matrix.

伴随于G的另一个矩阵是邻接矩阵。

Adjacency matrix: is that relations between the vertices adjacent matrix.

邻接矩阵：是表示顶点之间相邻关系的矩阵。

The statistical analysis of this large set of mutations has led us to propose a diagnostic strategy that should help with the molecular work-up of optic neuropathies.

这一大系列基因突变的统计学分析引导我们提出一个诊断策略，可以帮助我们对视神经病变进行分子学的诊断检查。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。