查询词典 diffusion equation

In this paper, a new approach, which is based on simulated annealing algorithm for solving a class of diffusion equation of parameter operator identification of inverse problem, is presented.

文章给出了利用模拟退火算法求解一类扩散方程的参数算子识别反问题的一种新方法。

N algorithm based on the anisotropic diffusion equation is presented to suppress the speckle noise of B-Scan ultrasound image.

bstract 提出了一种基于各向异性扩散方程的B超图像斑点噪声抑制的算法。

This is a nonlinear diffusion equation denoising article The article explains how the denoising and maintain an edge ...

这是一篇利用非线性扩散方程进行去噪的文章，在文章中说明了如何在去噪和保持边缘间达到一个较好的平衡。

Use of the finite element method, 2D FEM calculation of thermal diffusion equation.

使用有限元方法， 2D FEM计算热扩散方程。

The effects of downstream boundary conditions on the solution of the diffusion wave equation are made a systematic study.

扩散波方程是完全St.Venant方程组忽略惯性项的结果，因此两者在理论上存在误差。

Accordingly, we give the estimate for the life span of the solution to fast diffusion equation.

从而得到了与慢扩散方程和半线性方程的结论(来源：1919ABadC论文网www.abclunwen.com)统一的解的生命跨度的估计。

This thesis focus on the solution to the diffusion wave equation, specific contents are summarized as follows

但直接根据扩散波方程解进行洪水演算至今尚未在实际洪水预报中得到广泛的应用。

In section 3,we summary our paper.And this paper introduces the optimal control problem for the assets evolution equation with diffusion term.

第三节，给出本文的总结，并介绍了带有扩散项的资产发展方程的最优控制问题。

In chapter 4, we investigated the existence and asymptotic behaviors of periodic solutions and steady solutions of a type of reaction diffusion equation under different conditions respectively.

在第四章中，我们分别讨论了一类时滞反应扩散方程在有时滞和无时滞的情况下其平衡态解与周期解的存在性，并得到了解的渐近行为的一些结论。

Therefore,it is meaningful to research the Numerical method of diffusion equation for suspended sediment.

在天然河道中，悬移质泥沙运动与河床的冲刷和淤积、取水排水等实际生产问题有密切联系。

The changes of the HAF after liver injury may be related to the volume of blood loss, the intraabdominal pressure and the pneumoperitoneum duration.

肝撞击伤伴失血后肝动脉血流量的变化与失血量、气腹压力以及气腹持续时间等有密切联系。

Reneging on our commitments to the world's poor cannot be an austerity measure, she said.

放弃我们给世界上的穷国的承诺不能成为一种紧缩措施。