查询词典 recursive

According to the electric field integral equation of the surface, the recursive solution for the induced current on the slight rough surface is derived using the perturbation expansion of the surface, and the method for computing the interaction field is given.

根据粗糙表面电流积分方程并利用表面微扰展开，得到了微粗糙面表面极化电流的迭代解，给出了耦合电场的计算方法。

Based on the special matrix operations including Kronecker product, Hadamard product and vectorization, the integration of monomial integrand on simplex domain is expressed in matrix form and a recursive formula for the simplex integration is presented.

基于Kronecker积、Hadamard积和拉直等矩阵特殊运算，将单项式函数在单纯形上的积分表示为矩阵形式，提出了单纯形积分的递推公式。

Based on the principle of Otsu method with maximum variance between threshold algorithm of image segmentation, an improved method derived from Otsu algorithm is put forward, which combines interclass distance with intraclass distance, a partial recursive algorithm is used to search optimum threshold.

基于最大类间方差阈值图像分割算法的基本原理，然后结合目标与背景两类之间间距和类内距离对图像分割效果的影响，提出了一种改进的最大类间方差法，运用递归思想局部搜索图像的最佳阈值。

In order to investigate the variation of controllability and observability affected by network scheduling,the model of scheduling for Networked Control System is established,which has communication constraint on its input and output channel.Utilizing communication sequence to express the scheduling of channel,the model can be transformed into discrete-time switch system.Under static scheduling,using the theory of recursive invariant subspace and its character,a necessary and sufficient condition of NC...

为了研究网络调度对能控性与能观性的影响，对输入、输出通道都存在通信约束的网络控制系统的调度进行建模；利用通信序列表示通道的调度情况，最终将模型转化为离散切换系统；在静态调度下，利用循环不变子空间理论及其相关的性质，给出了网络控制系统能控性、能观性成立的充要条件，并给出了原有控制系统与经网络静态调度后的系统之间能控性、能观性的关系；最后用仿真实例说明了所提结论的正确性。

By the delta matrix inverse lemma, the delta operator recursive least squares algorithm is derived, and convergence about DRLS is also proved.

基于Delta算子矩阵求逆引理，导出Delta算子最小二乘估计的递推算法，证明了DRLS的收敛性。

Since the computation is recursive, it can be implemented online for estimating parameters of the inverse system.

由于采用递推运算，该算法也可以用于逆系统参数的在线辨识。

To be able to compute the running time , one needs to be able to add up the times taken in each iteration of a loop and to solve the recurrence relation dening the time of a recursive program.

算法光能给出正确的计算结果是不够的，它必须在合理的时间和空间内完成才是有用的。

In this paper a second order step size iteration formula is derived in detail and the recursive expression for the expanded N-order step size iteration formula is deduced.

文中详细推导了2阶步长迭代公式，并导出了扩展的N阶步长迭代公式的递归表达式。

At last,introducing"coupling matrix library"and utilizing Jourdain'svelocity principle and forward recursive formulation method,the theoryestablished in chapter two and three is successfully extended to couplingdynamical formulation modeling of complex flexible multibody system.

最后，在第二、三章的理论基础上，本文引入"耦合矩阵库"的概念，利用Jourdain速度变分原理和单向递推建模方法，成功地将该理论推广到了复杂柔性多体系统刚-柔耦合动力学程式化建模。

The rigid-flexible coupling dynamics of flexible multibody systems with free largeoverall motions is studied for the first time in chapter 6.The equations of the motion forthe flexible multibody system are obtained utilizing Jourdain's velocity variationalprinciple and forward recursive formulation.

第六章首次对大范围运动为自由的柔性多体系统的刚-柔耦合动力学问题进行研究，用Jourdain速度变分原理和单向递推组集建模方法建立了柔性多体系统的刚-柔耦合动力学方程。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。