查询词典 asymptotic convergence

The forming of the Himalayas-Yarlung Tsangpo orogenic belt occurred prior to the Miocene and therefore it can be confirmed that during the Paleogene there must have been a high convergence rate occurred between India and Eurasia.

发生在古近纪的日本海和中国的松辽盆地的弧后扩张与喜马拉雅山一雅鲁藏布江造山带的重力垮塌作用可以对比，可能是太平洋和欧亚大陆汇聚速率的突然减小造成的。

American option ; parabolic partial differential equation ; perpetual American option ; expiry date ; convergence ; error estimate

美式期权；抛物型偏微分方程；永久美式期权；执行日期；收敛性；误差估计

The convergence effect of reflected light was simulated in the paraboloid connected with small plane mirrors.

利用小平面镜逼近抛物面的方法研究车灯线光源的设计问题，通过在抛物面内内接小平面镜模拟抛物面反射光线的汇聚作用。

Parallel implementation of Genetic Algorithm provides a feasible method to speed up convergence rate of Genetic Algorithm.

遗传算法的并行实现为提高遗传算法的收敛速度提供了一种可行方法。

The new algorithm effectively combines the advantages of ACO and PSO. It adopts the grid method for environment modeling and makes use of the efficiency and succinctness of PSO to obtain the initial distribution of pheromone, reducing the number of iterations and accelerating the convergence. At the same time, by using the parallelizability of ants and distributed parallelized-searching technology, the performance of the algorithm is effectively improved.

该方法有效地结合了粒子群算法和蚁群算法的优点，采用栅格法进行环境建模，利用粒子群算法的快速简洁等特点得到蚁群算法初始信息素分布，以减少迭代次数，加快算法的收敛速度；同时利用蚁群算法之间的可并行性，采用分布式技术实现蚂蚁之间的并行搜索，求解精度高等优点，求精确解。

In Chapter 5, a parallelizable overlapped block Broyden method for solving large nonlinear systems is presented and analyzed. Here, the local convergence theorem for this algorithm is obtained.

为了能够更有效地利用重叠分块迭代方法，第六章给出了重叠划分算法中的雅可比矩阵的四种策略（包括线性策略、随机策略、边界策略、混合策略）。

In Chapter 4,The convergence of two forms of genetic algorithms base donthe feature of the non-formal selection strategies is proved including themodel of genetic algorithms under the population fitness constraints and somehigher fitness individuals in parent population participating in the comp-etition.

第四章以非形式化选择为特点，给出遗传算法的种群适应值约束下算法模型与父代种群前若干适应值高的个体参与竞争下遗传算法的收敛性。

To obtain the corresponding adaptive decision fusion methodology for multiple hypotheses based on the maximum joint probability fusion rule, by using partial differentiation involving with simple counting technology, the increment expression of each coefficient in the rule is given, and its convergence is proved.

为获得多假设最大联合概率决策融合准则的多假设自适应算法，通过对原算法中各权重系数求偏微分，结合简单计数方法，给出了自适应决策融合中的各个系数增量表达式，并进行了收敛性证明。

Then,we prove the convergence of the radial basis function for solving partial differential equations with projection methods .

本文讨论用MQ作为插值的径向基函数，对自共轭椭圆型方程进行插值，证明了插值系数的唯一性，并用投影法证明了用径向基函数解自共轭椭圆型方程的收敛性。

Since the concept of NA have a lot of applications in multivariate statistical analysis, reliability theory and percolation theory, various aspects of NA are significant and have been investigated by a host of scholars Fist, we give some Fuk-Nagaev type probability inequalities, moment inequalities of maximal partial sum for sequence of NA random variables, and some strong law of large numbers and complete convergence for sequence of NA random variables are obtained.

在本论文中我们对不要求强平稳或同分布的NA随机变量列进行了多方面的研究：首先对NA列建立了一组具有NA特点的关于最大部分和的Fuk-Nagaev型概率不等式及其关于某一类特定函数的矩不等式，它们在后续给出的极限定理的证明中发挥着重要作用；研究了具有不同分布的NA列的强收敛性，如对NA列建立了更一般条件下的Wittmann型强大数律及完全收敛性，同时也进一步改进了R。

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。