查询词典 inversion point

This is a very good use of LU decomposition of the matrix inversion process, the Pivot is very good.

这是一个非常好的利用LU分解法求逆矩阵的程序，其中的Pivot是很好的。

Based on the internal and external electrical field integral equation, the inversion equation is derived.

该方法是基于场点在目标区内、外的电场积分方程，建立适合于6FF40的反演积分方程。

Based on nonlinear integral equation,the inversion equation is derived by using the variational principle.

该方法基于非线性积分方程，利用变分方法来建立反演方程。

In the paper we analyze and realize using MATLAB two inversion techniques (the gradient method and the DFP method), and check the two techniques , too.

本文分析并用MATLAB实现了两种反演算法，并对这两种算法进行了验模，以评定算法的准确性。

As a try of application of Yao's algorithm I used it in the Pn travel time inversion and found the spatial distribution of the diagonal element values of the resolution matrix obtained after 500 iterations.

分辨矩阵对角线元素的大小和射线的疏密呈正相关关系。

A new intergrated inversion method, which combines the simulate annealing with the least square method, is developed to inverse these parameters of Dias model.

针对Dias模型参数的求取及反演解的不确定性评价，这里提出了一种模拟退火阻尼最小二乘联合反演方法。

We apply a differential evolution algorithm to study parameter inversion of two-dimensional wave equation.

利用微分进化算法进行二维波动方程参数反演的研究。

In this paper,we mainly discuss inverse problems for ellipticpartial differential equations,and parameter inversion and free boundary problemin elliptic equations have been paid much attention to many scientists for a longtime.

我们主要讨论椭圆型偏微分方程中的反问题，而在椭圆型方程的反问题中参数反演及其自由边界问题一直受到人们的关注，本文主要从事这方面研究，全文分为两部分。

Key words two-dimensional wave equation; parameter inversion; differential evolution algorithm; finite element

利用微分进化算法进行二维波动方程参数反演的研究。

The inversion of matrix can be realized by spectrum LU decomposition and direct solution.

本文结合谱法LU分解和直接解法方法的优点，提出了一种混合算法。

Connectors are lines that can be anchored to particular places, called glue points , on the graphic object.

连接符，可固定在图形对象的特定的地方的线条。

Another way of putting it, too many agents have a say in each other's work, and bureaucratic rigor mortis sets in.

另一种表达是，太多的作用物在彼此的工作里都有话语权，官僚的僵尸开始抬头。