查询词典 permutation operator

To adjust the trust value, we adopt the Proportional operator and Integral operator. The simulation experiments show that agent can provide valuable information to the user. The global performance under distributed mode can reach the 73 percent of the global performance under centralized mode with perfect information. As the time goes on, the agent can adapt to the user's need gradually.

的分布式合作信息推荐的性能，Agent之间基于信任联系进行合作，采用控制理论中的比例算子和积分算子进行局部信任调整，实验表明，分布式信息推荐的质量达到了信息完备状态下集中式全局最优的73％，随时间变化，系统性能的逐渐优化也体现了算法的学习能力和适应性。

The well-known invariant subspace problem is A long-standing problem in operator theory,which has been to determine whether every operator $T$ on a Banach space $X$ must have a nontrivial invariant subspace.

不变子空间问题是一个尚未解决的问题， Enflo反例所给出的没有不变子空间的算子不为任何算子的共轭。

In addition, we study the reduced minimum modulus of the generalized Drazin inverse of an operator on a Banach space and give out lower and upper bounds of the reduced minimum modulus of an operator and its generalized Drazin inverse, respectively.

第四章讨论了左乘算子L_A∈BB(H的约化极小模与A的约化极小模的关系；讨论了广义Drazin可逆算子的广义Drazin逆的约化极小模的上下界及广义Drazin可逆算子的广义Drazin逆的约化极小模与算子的约化极小模的关系。

The general conditions of invertible completions of operator matrix Mx are supplied and the intersective characterization of the resolvent set of operator of Mx are been desribed.

4研究了算子逆配置的等价条件，并借助算子的ε-限制逆配置的刻画及正算子、紧算子的特性，完全刻画了算子对的逆配置。

Firstly, we discuss the characterization of eigenprojections at zero of thegeneralized Drazin invertible operator on Banach space. By using the techniqueof block operator matrices, we extend the results that the characterization of eigen-projections at zero of matrices to operators in B.

中文摘要我们首先讨论了广义Drazin可逆算子在0点的特征投影的刻画，利用算子矩阵分快的技巧将关于矩阵在0点特征投影的刻画的一些结果推广到了Banach空间上。

Based VC SOBEL and Kirsch edge detection operator, which could be added to the relevant operator.

基于VC的SOBEL和Kirsch边缘检测算子的实现，可自行添加相关算子。

Aiming at the shortcomings of traditional electric operator, the paper put forward the design scheme of a new kind of electric operator by using computer technology and electronic technology, and introduced lectotype and design of each functor as well as the solution of the key questions in details.

摘要针对传统的电动执行机构的缺点，文章运用计算机技术和电子技术，提出了一种新型电动执行机构的设计方案，并详细介绍了该执行机构各功能元件的选型与设计以及关键问题的解决方法。

The circular convolution operator is compared with the linear convolution operator in the calculation of local statistics.

比较了循环卷积算予和线性卷积算子在计算局部统计量上的异同点。

In order to discuss the structure of operator algebras, in recent years, a lot of schol-ars both here and abroad have focused on linear mappings of operator algebras andhave introduced more and more new methods.

为了进一步探讨算子代数的结构，近年来，国内外许多学者对算子代数上的线性映射进行了深入研究，并不断提出新的思路。

By using matrix norm, matrix singular value, non-negative matrix theory, the regions of numaerical range and spectum of operator polynomial and the regularity of operator linear pencil are obtained.

8应用矩阵范数理论、矩阵的奇异值理论、非负矩阵的理论、友矩阵、算子的谱理论为工具，获得了算子多项式数值域具有的特性及其包含范围，算子多项式数值域与n-次数值域的关系，最后研究了算子线性束正则性的等价条件及谱分布情况。

The receding calculations and experiment analyses in this subject are built on the blood cast of pig tongue.

本研究课题的前期工作是采用猪舌血管铸型模拟人舌而进行的数值计算与实验分析。

"Each human infection constitutes an opportunity for genetic modification of the virus through reassortment, mutation, or both...."

&每一次人类的感染都暗藏着一次基因修改的机会，无论是通过病毒的整合、突变或者兼而有之。。。。&