从随机优化技术出发，针对基本蚁群算法，提出了一种随机摄动蚁群优化算法。
A novel ant colony optimization algorithm with random perturbation behavior (RPACO) based on combination of general ant colony optimization and stochastic mechanism is developed in this paper.
尽管粘弹性本构关系具有时间相依性，其随机摄动格式并不存在“长期项”的影响。
The relations of different random response variables are analyzed and Monte Carlo simulations for viscoelastic stochastic structures are investigated.
基于预瞄跟随理论，本文应用一般随机摄动法，对考虑驾驶员不确定性的人-车闭环系统进行响应分析。
Taking the uncertainty of driver parameters into account, the dynamic response of driver-vehicle closed-loop system is analyzed based on the preview follow theory and stochastic perturbation method.
在内模控制（IMC）结构下对控制能量存在约束时一类随机摄动系统的最优控制及其仿真方法作了探讨。
The optimal control and simulation method for systems with stochastic perturbation were investigated in the case that control effort is to be considered under internal model control (IMC) structure.
采用子结构模态综合和摄动随机有限元相结合求解工程结构的随机特征问题。
In this paper, the component mode synthesis, combined with the perturbation and stochastic finite element, is used to study the random eigen problem of large and complicated structures.
通过摄动方法得到一系列关于水头展开式的偏微分方程，用有限差分法进行求解，获得了压力水头的随机描述，并计算其均值和方差。
The equations are solved by finite difference method and the mean and variance of pressure head are determined from its random expression.
与一阶摄动随机有限元相比，二阶摄动随机有限元具有较高的计算精度。
Compared with first-order perturbation, second-order perturbation stochastic finite element has the advantage of higher accuracy.
本文基于二阶摄动技术研究叶片强度分析的随机有限元方法。
Based on the second-order perturbation technique, the stochastic finite element method (SFEM) of the strength analysis of the turbine blade is introduced in this paper.
借助随机有限元方法和摄动方程初步分析了钻压波动对井眼轨迹的影响。
The effects of WOB fluctuation of drill string on the wellbore trajectory are analyzed by using stochastic finite element method and perturbation equation.
基于模态摄动方法，提出了层状土层随机地震反应的近似分析方法。
Based on modal perturbation method, a new approach is developed for solving the random seismic response of horizontal layered soil.
笔者探讨了这一方法，考虑土性分布参数和荷载变异性，用二阶摄动随机有限元法进行了浅地基沉降的概率分析。
This study calculated the statistical moments of settlement for shallow foundation by using second-order perturbation stochastic finite element method.
介绍运用摄动随机有限元法（PSFEM）分析顺层岩质边坡可靠性的推导过程。
The process in which the reliability of rock bedding slope is analyzed by applying the perturbation stochastic finite element method (PSFEM) is formulated.
提高了受控系统抑制参数摄动和随机扰动的能力，改善了控制系统的鲁棒性。
We advanced the ability of restraining the parameter perturbation and stochastic distribution and improved the robust performance of the controlled system.
针对于多自由度线性复合随机结构的随机自振特性分析，提出了基于数论选点的直接模态摄动法。
The direct modal perturbation based on selecting point by number-theoretic method is proposed to find the random response of un-damping linear random structures.
引入现代控制科学离散事件动态系统摄动分析思想，提出通信网络随机模拟的快速并行算法。
In this paper, we extend the idea of DEDS (Discrete Event Dynamie System) theory and present a fast parallel algorithm for communication network random simulation.
利用小参数摄动法，建立了随机结构在随机激励下的二阶摄动随机势能泛函。
Based on the method of small parameters perturbation of 2nd order, the stochastic functional of potential energy for structures with stochastic stiffness under stochastic stimulus is derived.
利用小参数摄动法，建立了随机结构在随机激励下的二阶摄动随机势能泛函。
Based on the method of small parameters perturbation of 2nd order, the stochastic functional of potential energy for structures with stochastic stiffness under stochastic stimulus is derived.
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