查询词典 modular matrix

With the ordinal addition of dispersed clay particles,oil drops,conducting matrix grains,laminated shale to water and successive integration over the addition of a single inclusion,generalized matrix-conducting pore combination model in laminated and dispersed shaly sands is established.

通过两组分散泥质砂岩岩样实验测量数据和一组层状泥质砂岩测井资料及实际测井资料的计算，表明本文给出的电阻率模型既适用于分散泥质砂岩地层解释又适用于层状泥质砂岩地层解释，同时，还适用于含有分散粘土和层状泥质的混合泥质砂岩地层解释。

A fast calculation approach for large-scale matrix operation, which can be accomplished by Graphic Processing Unit, was designed. For taking full advantage of the parallel architecture of GPU to enhance the calculation speed, special matrix partitioning and memory allocation mechanism according to the features of GPU were designed to decrease the frequency of data access. Meanwhile Kahan's summation formula was introduced to ensure the precision of the calculation.

设计了一种在图形处理器上完成大型矩阵快速运算的方法，主要通过使用Kahan求和公式来确保计算精度，根据GPU特点设计矩阵分块方式和内存分配机制来减少对数据访问频次，以发挥GPU的并行体系结构特性来提高计算速度。

The effect of inter-block interaction can be taken into account by projecting the state of the superblock (with connecting sub-blocks, which are addressed"system"and"environment", respectively) into the system block to obtain the density matrix, the importance of each state derived by the density matrix is evaluated by the corresponding eigenvalue.

通过比较数值重整化群方法在Kondo模型中成功和在Heisenberg模型中失败的原因，得到能量最低的态不是强相关模型中的优选态的结论，从而引出密度矩阵重整化群方法。

This paper first presents the definition of symmetric matrix and anti-symmetric matrix and then moves on the disscussion of certain properties of them.

本文先给出对称矩阵和反对称矩阵的定义，然后讨论了它们的若干性质。

As special forms of matrixes, symmetric and anti-symmetric matrix plays a key role not only in the theory of matrix but also in actual application.

对称矩阵和反对称矩阵作为特殊矩阵无论在矩阵理论方面，还是在实际应用方面都有重要的意义。

It is also pointed out that an n-mode boson coupled quadratic Hamiltonian can be diagonalized by a "negative unitary" matrix which is an element of complex symplectic group SP(2n,c),and an n-mode fermion coupled quadratic Hamiltonian can be diagonalized by a unitary matrix which is an element of complex fermion group F(2n,c).

并且指出，对于n模玻色子耦合二次型哈密顿量，通过一个负幺正矩阵它是复辛群SP(2n，c的元素可以把它对角化；对n模费米子耦合二次型哈密顿量，通过一个幺正矩阵它是复费米群F(2n，c的元素可以把它对角化。

Under the instruction of the schur axioms, many reasoning concerning schur axiomses produced then, and became a theories system of the schur axioms of integrity, coming up the certificate that the schur axioms and many of its reasonings expanded the likeness of the matrix and the characteristic of the matrix to be worth.

在 定理的指导下，许多关于定理的推论便产生了，并且形成了一个完整的定理理论体系，把定理和它的许多推论推广到了酉矩阵的相似和矩阵的特征值的证明上来。

In SMFSIA/CAG, to increase computational efficiency in solving the matrix equation, both the speed of the iterative convergence and the matrix-vector multiplication are picked up based on iterative theory. The extended formula of the high order Taylor's series about the horizontal distance is derived. The relationship between the Taylor's series or the neighborhood distance and the efficiency of the arithmetic are analyzed.

在SMFSIA/CAG中，基于迭代法的原理，通过加快迭代收敛速度和加速矩阵向量积两个方面对该算法进行了改进，推导了关于平面展开的高阶泰勒级数展开公式，并对近场相关距离和泰勒级数展开阶数对算法效率的影响进行了分析。

The phase of ω0 frequency fluctuates tempestuously. The resonance peaks of flexural and torsional vibrations response are present at 2/3ω0 1/2ω0 1/3ω0 and 1/4ω0 with three kinds cracked rotor models. Near 1/2ω0 frequency, quasi-periodic and chaotic motions maybe appear. Periodic, quasi-periodic and chaotic motions show on alternately when the rotating speed is near to 2/3ω0.Combined step-by-step integral method with traditional transfer matrix method, an increment transfer matrix method is put forward.

研究结果表明：各种故障情况下，华北电力大学博士学位论文弯振和扭振之间都存在祸合关系，但弯扭祸合振动一般不会威胁机组安全运行：在叶片丢失或滑环飞脱故障时，将产生很大的弯振，同时各转子扭振也将被激发出来，它以工倍频和前三阶固有频率为主；在各种电气故障情况下，各转子都很快被激励出较大幅值的扭振来，相应各转子弯振也发生一定的变化，但它的变化明显滞后于扭振，扭振和扭矩主要以前三阶固有频率为主。

The matrix tensor product computation is important in matrix computation. Compared with its multiplication, the computing amount of tensor product is huger. Based on analyzing its mathematical properties.

0引言在工程设计、数值代数等领域中，许多的计算问题最终会归结到矩阵的计算问题，需要利用并行计算机系统进行大规模并行计算。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。