查询词典 cauchy kernel

The new model introduces a modified term M , which includes the contribution to total energy from the angular distribution of an atomic electronic density, and can fit the negative Cauchy pressure of such as Cr.

本文导出了一个普适分析型嵌入原子模型，该模型引进了一个描述原子电子密度分布的非球对称部分对系统总能量贡献的修正项M，它能正确拟合具有。。。

Secondly, we consider stochastic LQ optimal control problem driven by Lévy processes and Brownian motion. By applying the -Lévy formula, Gronwall's inequality, Young's inequality and Cauchy-Schwarz inequality, we obtain the closeness property of the solution of multi-dimensional backward stochastic Riccati differential equations.

第二部分首先研究由布朗运动和Lévy过程共同驱动的随机LQ最优控制问题，接着利用-Lévy公式、Gronwall不等式、Young不等式及Cauchy-Schwarz不等式证明多维倒向随机Riccati微分方程适应解的闭性质，并利用此性质证明一维BSRDE解的存在唯一性。

By normalizing the system which is described by differential equations, we transform the system to an abstract Cauchy problem in a Banach space.

通过对描述其系统行为的偏微分方程组的规范化，将其转化为Banach空间中抽象的Cauchy问题。

We study also the corresponding Cauchy problems with a given generalized Borel measure as initial data.

情形，证明了以外正则Borel测度作为初始值的Cauchy问题解的存在性。

Then by matching the traction along the branches and the boundary of the strip, Cauchy singular equations were obtained, in which the point dislocation and the distributed dislocation density served as the unknown function.

根据板条边界和裂纹面上的应力边界条件，建立以集中位错强度和分布位错密度为未知函数的Cauchy型奇异积分方程，利用半开型积分法则将该奇异积分方程化为代数方程求解。

The results show that Cauchy's criterion for convergence, sign theorem, and boundedness theorems are kept.

结果表明，柯西收敛准则、符号定理和有界定理仍然成立。我们的结果推广了经典复分析中的已知结论。

A novel illumination-invariant change detection method of shading model based on Cauchy distribution for visual surveillance systems is proposed.

提出了一种用于视觉监视系统的基于柯西分布的发光模型的光照不变变化检测方法。

Cauchy distribution is a particular one in probability and it has a lot of special properties.

柯西分布是概率统计学中的一个极具特色的连续型分布，其独有的性质历来备受重视，利用特征函数这一工具，讨论了柯西分布的结构、矩存在性、可加性、无穷可分性等概率性质。

Background modeling and moving-objects detection based on cauchy distribution for video sequence .

基于柯西分布的视频图像序列背景建模和运动目标检测。

A novel illumination-invariant change detection algorithm based on Cauchy distribution is proposed.

为了更好地进行视觉监视，该文给出了一种新的基于柯西分布的光照不变的统计变化检测算法。

The receding calculations and experiment analyses in this subject are built on the blood cast of pig tongue.

本研究课题的前期工作是采用猪舌血管铸型模拟人舌而进行的数值计算与实验分析。

"Each human infection constitutes an opportunity for genetic modification of the virus through reassortment, mutation, or both...."

&每一次人类的感染都暗藏着一次基因修改的机会，无论是通过病毒的整合、突变或者兼而有之。。。。&