查询词典 stochastic dependence

In order to reduce the effects of packet dropout on the system, a dropout compensator is added to the system, and a model for networked control systems with stochastic delays and dropout compensators is constructed, Based on this model, the sufficient conditions for the system asymptotical stability,γ suboptimum and optimum are given, and the output feedback control law for system H(subscript ∞) optimal control is obtained.

为了降低数据包丢失对系统稳定性的影响，在系统中增加了补偿器，并建立了具有丢包补偿器和随机网络诱导时延的NCS模型。在此模型的基础上，给出了系统渐近稳定和γ次优、最优的充分条件，并且获得了系统最优H控制的输出反馈控制律。

An improved method of stochastic subspace identification is given in this paper .

本文对该方法进行了改进，适用于无输入条件下的识别。

In this paper, we describe the use of the ant colony optimization algorithm to solve the shortest superstring problem, which highlights a way for applying stochastic optimization methodologies to solve problem in bioinformatics.

而最短超字串问题可视为一个汉米尔顿回路[27]，TSP问题又为汉米尔顿回路中的一个特例，因此，本研究试图利用蚂蚁演算法来解最短超字串问题，并实验及探讨其对此问题的影响，以及其所求之最佳解的品质。

The Taylor expansion stochastic finite element method is extended for the structure vibration analysis.

在材料性能特性被看成随机的情况下，结构振动方程先用Newmark法转化为静力问题。

Based on typical stochastic functional and combinatorial optimization problems, the effects of hypothesis test, performance estimation number and magnitude of noise on the performance of the approach are studied, and the effectiveness and robustness of the proposed approach are demonstrated.

基于典型的随机函数优化和组合优化问题，仿真研究了假设检验、性能估计次数、噪声幅度对算法性能的影响，验证了所提方法的有效性和鲁棒性。

The general theory of backward stochastic differential equations has been de-veloped only recently, beginning in the early 1990s.

倒向随机微分方程的一般理论只是最近才发展起来的，它始于上个世纪九十年代初。

Chapter 2 describes stochastic events and fuzzy events using probabilistic method and fuzzy set theory. Applications of fuzzy numbers are emphatically discussed.

第二章通过阐述各种不确定性因素的特点和区别，分别用概率论和模糊集合论对不确定性问题予以描述和处理，其中着重讨论模糊集合论的应用。

The dynamic characteristics of the toe-in and camber of the rear wheel were measured on the vibration test table. The influences of different input manners were investigated such as the swept input and the stochastic input, the single input and the dual input. And an analysis was made of the testing results and the testing error.

设计制定了基于电－液伺服四通道车辆道路模拟试验台的后轮定位参数测量试验方案，在振动台架上测定该车后轮前束角和外倾角的动态变化特性，研究了扫频信号和随机信号加载和单双侧加载等不同的加载方式对测试结果的影响，并对试验结果进行了误差分析。

Based on physical characteristics, existing stochastic estimation methods of equipment sensitivity to voltage sag use subjective probability models to express the probability distribution of voltage tolerance curve of equipment in the uncertain region. But the parameter estimation needs vast sample data. These methods may result in man-made errors.

现有负荷敏感度随机估计法以电压暂降的物理特征为基础，用主观概率模型描述负荷电压耐受曲线(voltage tolerance curve，VTC)的随机分布规律，所需样本量大，在实际中难以实现且可能引入主观误差。

The process of random load action was described with the Poisson stochastic process and the time-dependent reliability models of series system, parallel system and k/n system were developed with the probability differential equation and total probability formula when strength degenerated as time.

采用泊松随机过程来描述载荷的作用过程，运用概率微分方程和全概率公式建立了强度随时间退化时的串联系统、并联系统以及k/n系统动态可靠性模型。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。