查询词典 initial approximation

An approximation algorithm is proposed in this paper based on the concept of incidence matrix in Graph. Also the complexity of the algorithm is analyzed.

该文利用图论中关联矩阵的概念，提出了一个近似算法，并分析了算法的复杂性。

The reasons of the indeterminacy and the approximation property on the solution of ICA are presented.

从这3种方法的计算公式出发，分析了自然梯度算法的收敛条件，指出了ICA问题解的不确定性和近似性的根源。

The results show that the INDO/σ SCF method is a reasonable approximation for modelin...

结果证明INDO/σ SCF方法是模拟~(13)C NMR化学位移实验结果的一个合理近似。

The total differential cross section, elastic differential cross section and inelastic differential cross section for collision between He isotopic atoms and NO molecule have been calculated by using close-coupling approximation method.

汪荣凯 贵州师范大学理学院，贵阳 550001沈光先贵州师范大学理学院，贵阳 550001；四川大学原子与分子物理研究所，成都 610065宋晓书贵州师范大学理学院，贵阳 550001；四川大学原子与分子物理研究所，成都 610065

The infinite dimensional inverse problem was approximated by a problem in the finite dimensional space by using approximation theory.

将该算法应用于复杂函数的自动演化建模，也取得了理想的效果，因此该算法具有良好的通用性。

In this paper, we will introduce the weighted modulus of smoothness and the weighted K-functional to discuss the direct and the converse theorems, the local saturation results on the simultaneous approximation on an infinite interval with Jacobi-weight by the integral operator, the lin...

本文利用带权光滑模与带权K--泛函讨论定义在无穷区间上的积分型算子Gamma算子线性组合对空间L_∞(0，∞)中函数的带Jacobi权同时逼近的正逆定理以及局部饱和结果，还讨论了Gamma算子的强逆不等式。

The result gives a theoretic guarantee for the finite approximation of the formula that is an infinite series.

确定了头部模型后，应提出相应的前向计算公式来求偶极子在头皮上产生的电位分布。

In light of the approximation of Muskingum flood calculation model,an improving model on average flow within prescribed time in flood calculation is presented using curve integral instead of general arithmetic mean.

针对马斯京根洪水演算模型的近似性问题，用曲线积分法改进了原模型中时段流量的简单算术平均值法，并利用连续性空间优化问题的蚁群算法对改进的马斯京根洪水演算模型进行参数最优估计，使演算流量更加接近实际。

In the numerical simulation, the new formulation not only remedies the boundary deficiency problem in the original SPH but also more efficiently repairs the truncated integral in kernel approximation caused by discontinuity and eliminates the errors from particle inconsistency in discontinuous region.

比较不同SPH方程近似二次函数的结果，新方法不仅改进了传统SPH方法存在的边界缺陷问题，同时在非连续区域内也能更有效地修复由非连续引起的核近似截断积分和消除粒子不一致性所造成的误差。

And by a monotone integral operator, we give an asymptotic approximation way which is further improving the older ways.

并且使用一个具有单调性的算子，给出了一种更实用更有效的对破产时刻赤字分布函数渐进估计的方法。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。