查询词典 inversion

The probabilistic methodology of inversion consists of evaluation of likelihood function and calculation of posterior probability.

根据贝叶斯理论给出了对含噪声地球物理数据处理的具体流程和方法，主要包括似然函数估计和后验概率计算。

Linear algebra of matrix inversion, the use of this algorithm can be simplified matrix operation.

详细说明：线性代数中的矩阵求逆的问题，使用此算法可以简化矩阵的操作。

The inversion in seismic tomography usually comes down to solving a linear equation group.

地震层析成像中的反演常常归结为一个线性方程组的求解。

In this paper, applying an integral expression of linear viscoelastic theory, several integral equation expressions for obtaining shear modulus G from stress relaxation modulus E{t and bulk modulus K are acquired by using inversion of the Laplace Transform.

本文应用线粘弹性理论的一种粘弹性积分变换式，采用拉氏逆变换，导出了由拉伸松弛模量E和体积松弛模量K求解剪切模量G的几种积分方程，并给出了由已知试验数据E和K通过迭代和数值积分求G的数值积分算法。

This paper presents a new algorithm based on the power inversion and the linearly constrained minimum variance.

介绍了一种新的基于功率反演和线性约束最小方差的算法，以高度抑制GPS接收机的干扰信号。

Consequently, the key factors for deep sandstone diagenesis are chemical and physical conditions in the deep, restriction from shallow diagenesis and components and textures of reservoir, and lithic inversion.

因此深部储层研究要点是深部储层成岩反应的物理化学条件和孔隙演化特征，浅层成岩作用对深层孔隙演化的制约，以及深部储层物性约束反演技术。

The results can be used to supervise inversion to achieve quantitative interpretation of lithology for sand bodies.

另外还可以指导反演数据的解释，做到对岩性体从定性到定量的描述。

Local minimum and slow convergence are the main shortcomings in nonlinear impedance inversion problems.

求解的局部性和计算速度慢是目前非线性波阻抗反演存在的主要缺陷。

The conventional nonlinear seismic inversion methods are low in convergence and sometimes will result in the problem of local extremum.

传统非线性反演方法存在着收敛效率低，有时会陷入局部极值的问题。

Meanwhile,we use a fast simulation annealing algorithm in the inversion,which can overcome the limitation of the local extremum of objective function,and acquire a global optimum result.

同时，在具体反演中使用快速模拟退火算法，可以克服目标函数局部极值的限制，从而获得全局最优解。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。