查询词典 inversion

In this paper,we establish a dynamics model that combines the inflation,real interest rate. base on the results of kalman filter,we adopt feynman-kac theory and the fourier inversion of the conditional characteristic function to calculate the price of the coupon bond option. detail numeric analysis is discussed in this paper.

本文建立了包含通货膨胀、实际利率的动态模型，采用kalman滤波对模型进行估计的基础上，结合feynman-kac定理和特征函数傅立叶变换的方法，对附息债券期权的价格进行研究并给出详细的算例演示。

Therefore, the 'generalized velocity unit' was introduced on the assumption that the surface velocity in the direction perpendicular to the line is a steady velocity frame with the topographic relief. The 3-D tomostatics velocity inversion was improved to suit the crooked wide line geometry.

为此，在假设垂直测线方向上表层速度是随地形起伏的稳定速度结构的情况下，引入"广义速度单元"概念，对三维层析静校正速度反演过程加以改进，使其适合宽、弯线资料观测系统。

If directly process parameters inversion within the cross-examination variance as the objective function, we can solve this problem effectively.

如果直接以交叉检验方差为目标函数进行参数反演，则可以有效地解决这个问题。

The time domain solutions are obtained by applying the numerical scheme proposed by Crump, for Laplace inversion.

采用Crump方法直接实现Laplce逆变换。文中算例表明Crump方法具有较好的计算精度。

Blast wave ; transfer function method ; transient response ; inversion of Laplace transformation ; Crump method ; epsilon algorithm

冲击波；传递函数法；瞬态响应； Laplace逆变换； Crum p法；ε算法

Previously Nanjing express price sector, with the demolition of the implementation of the New Deal, the demolition costs increased by an average of more than 30%, the current per square meter by the fitness room 1500-1800 yuan's price and construction cost of the growing phenomenon of inversion obvious.

南京表示，以前的价格部门，拆除实施新协议，拆迁成本平均增加了30 ％以上，目前每平方米的健身室1500-1800元的价格和建设费用的现象日益严重，反演明显。

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。

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。