查询词典 interior approximation

We first present a 0.73-approximation algorithm, which can take the advantage of the special structure of the bipartite graph, for disjoint bisection 2Catalog Segmentation problem.

我们先讨论无交的平分二目录分割问题，利用图的特殊结构设计了巧妙的随机舍入方法得到0.73-近似算法。

Straight forward approximation has been used for the transport calculations of forward particles in the bipartition model of charged particle transport.

在粒子输运双群模型中，引入直向前近似，计算了双群模型中的直向前粒子输运。

The approximation of the parabolic integro-differential equations is studied with anisotropic biquadratic finite element.

摘要研究具有各向异性特征的双二次元对抛物积分微分方程进行了逼近。

Based on this result, we give a 0.63-approximation algorithm for bisection 2-Catalog Segmentation problem.

然后利用这个结果给出平分二目录分割问题的0.63-近似算法。

The nonlinear stability of three-dimensional disturbances for the Blasius boundary layers is studied. We adopted here the high accuracy method of using the expansions in orthogonal functions along the normal direction and the effective algebraic mapping to deal with the problem in the infinite region. The initial solutions of two-dimensional harmonic waves are given by Landau expansion, and the mean-flow-distortion is calculated by the approximation equation.

运用Landau展开给出了二维谐波的初始解、通过求解线性PSE而得到TS波和C型亚谐扰动的初始站值、以及近似地模拟初始站的均流变形值，以此为初始条件，并结合迭代-预估校正方法来实现非线性PSE的求解和推进，详细地研究了非平行边界层三维扰动C型失稳过程。

The band gaps of ternary zinc blende BxIn1-xP and BxGa1-xP alloys are calculated using first principles in the generalized gradient approximation,and their bowing parameters are obtained.

利用第一性原理计算方法，用广义梯度近似处理电子之间的交换关联能，计算了BxIn1-xP，BxGa1-xP的带隙结构。

The concepts of weighted α-lower product and weighted α-upper product between a relation matrix and a Boolean column vector are presented in weighted approximation space.

在加权近似空间中提出了关系矩阵和布尔列向量加权α下乘法和加权α上乘法的概念。

Born approximation and convolution principle were applied to the simplified model.

我们使用了Born approximation的条件与折积理论来建立此简化模型。

Moreover, all analysis here is based on the first-order Distorted Wave Born Approximation theoretical model that has been quite successful in engineering application.

并且，这里所有的分析都是根据在工程应用中最成熟的一阶畸变波Born近似理论模型。

As all knows, Born approximation is a bottleneck to geophysical imaging.

在地球物理成像中，波恩近似是一个瓶颈。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。