查询词典 simulations

Theoretic simulations are made and compared with the classical conjugate gradient method. Field data applications are performed. It reveals that the proposed algorithm has the advantages of high precision, robustness, fast calculation and practicability.

通过理论模型试算和实际资料处理，并与共轭梯度法进行对比，表明该算法具有精度高、抗病态能力强，运算速度快的优点，具有实用性。

After a power spectrum is constructed, empirical wavelet coefficients are used to detect the jump points in the function to obtain the strong consistent estimator of the position and number of the frequencies. Numerical simulations show this method is reliable.

根据它们的协方差函数可以表示为一个Fourier级数，而其Fourier系数可通过协方差函数的逆变换得到的特性，我们对于零均值的近周期相关序列构造了类似于周期图的函数，并构造其经验小波系数，利用频率处于此函数的尖点的特性，以及此性质在经验小波系数中的反映，来确定频率的个数和位置，所有的估计量都是强相合的，此外，数值模拟的结果表明，我们的方法是有效的。

The secondary settling tank in COST 624/682 benchmark wastewater treatment plant under storm weather was used for steady-state and dynamic simulations of settling tank operation under two different control strategies, constant return rate and constant return ratio.

以COST624/682中基准污水厂二沉池为研究对象，利用模型对暴雨天气下恒定回流量和恒定回流比2种措施控制下沉淀池的运行情况进行了稳态和动态模拟。

Some Monte Carlo simulations are performed based on the algorithm proposed in this paper. The result show that the algorithm can improve the steady-state estimating accuracy and the constringency rate.

结果表明：和没有利用扩展量测的EKF算法相比，本文提出的跟踪算法不但能够提高目标状态估计的稳态跟踪精度，而且能够提高系统的动态收敛速度。

At last, the systems of continuous wave radar and impulse radar are developed based on simulations for modern radar.

在连续波雷达测量系统中，应用了基于线性调频信号的数字化多频测距改进算法，提高了雷达的测量精度。

With performance analysis and numerical simulations, it is shown that the two space-time receivers can greatly resist MAI and alleviate "near-far" effect problem, the BER performance of which is far more better than that of the convectional space-time RAKE receiver and the adaptive implementation of which can quickly converge.

自适应子波神经网络多用户检测器需已知系统中所有或部分用户的信息，整体复杂度较相应的单用户检测器高，但性能有明显改善，采用部分用户参加的多用户检测，容易实现性能与复杂度的对换。

First, we present various new convergence concepts for sequence of fuzzy random variables, including convergence sure, convergence almost sure, uniform convergence, uniform convergence almost sure, almost uniform convergence, convergence in chance measure, and their corresponding weak convergence. Second, the relations among some types of convergence are studied. Finally, we design some algorithms about fuzzy random simulations to compute the mean chance of fuzzy random event, find the optimistic value of a return function, and evaluate the expected value of a fuzzy random variable.

首先，提出了几类模糊随机变量序列的收敛性概念，包括：必然收敛、几乎必然收敛、一致收敛、几乎必然一致收敛、近一致收敛、依机会测度收敛以及与以上概念相对应的弱收敛；其次，讨论了收敛性之间的关系；最后我们设计了模糊随机模拟算法，用于计算模糊随机事件的平均机会，寻找收益函数的乐观值，以及估计模糊随机变量的期望值。

Computer simulations show that tiny bubbles could have a profound cooling effect.

计算机模拟显示，微型气泡会有极大的降温效果。

Finally,results of simulations show the correctness and effectiveness of this algorithm.

最后，通过实例仿真说明了算法的正确性和有效性。

With the large-scale finite element software ANSYS,we can achieve single-well and double-wells mechanical model, do a lot of simulations with different interwell space and get the stress value and stress image, and then use EXCEL to generate the correlation curve ,at the same time compare the stress image with different interwell space .

本文主要采用大型有限元软件ANSYS实现单口井和双口井力学模型的建立，进行大量的模拟计算得到不同井间距下的应力值和应力云图，然后借助EXCEL生成对比曲线，同时比较不同井间距时的应力云图。

Vishnu entered a dark fourth dimensional dream that did not support his field or continued life.

毗瑟挐进入了一个第四密度的黑暗梦想，那里并不支持他的能量场或继续生命。

Leaders and decision-making persons use it to collect the data, including the information of unit work, handing in fee, oweing fee, prepaying fee,changing and afterpaying and account transfering of joining-insurance employee, and account paying of all kinds of insurances from hospitalization insurance institutions.The collected data is picked up, organized, switched and showed to user.

该子系统主要面向各级领导、决策分析人员；从各个医疗保险经办机构和定点医疗机构采集数据，包括在各个医疗保险经办机构处理的单位办公信息，单位缴费、欠费、预缴费信息，参保职工变更信息，参保职工增减变动信息，参保职工补缴信息，参保职工帐户划拨信息：包括各定点医疗机构处理的各险种帐户支出信息，各险种的统筹金支付信息等；将采集的数据提取，组织和转换，然后展示给用户。