采用神经网络方法建立了重轨生产性能预报模型,并通过模型结构优化提高了模型预报的可靠性。
A mathematic model to predict the mechanical properties of heavy rail steel has been developed by means of neural network according to the demand of production.
XMLNSC验证的性能也在相当大的程度上胜过 MRM 验证,因为新的高性能XML解析器的体系结构针对模型驱动的场景进行了优化。
XMLNSC validation considerably out-performs MRM validation too, as the architecture of the new high performance XML parser is optimized for the model-driven scenario.
本文运用线性规划理论,建立了一个包括54个变量(产品),43个约束条件产品结构优化数学模型。
A mathematics model which deals with 54 variables and 43 constraint conditions is proposed to optimize the product structure by using linear programming theory.
应用该模型对某城市的城市土地利用空间结构进行了优化配置。
The model is used to optimize the spatial structure of land use of a city.
根据模型的结构特点,提出分层次优化的求解策略。
According to the structure character of the model, it's adopted by hierarchic optimization strategy.
并建立了一个规模适当,结构合理的多学科优化模型。
An optimization model of multiple subjects, which has a proper scale and reasonable structure, has been established.
再者,债务期限结构的匹配模型,使得企业管理者将债务的期限结构保持在科学合理的状态,从而实现资本结构的优化。
Third, the matching model of debts maturity structure enables business managers to keep the structure at a reasonable level so as to optimize capital structure.
算例表明:文中提出的随机结构分析和优化模型与设计方法是合理、可行和有效的。
A numerical example shows that the structural analysis and optimization design model and method in this paper are valid and feasible.
本文从神经网络模型的结构出发,对学习算法提出了一系列改进和优化措施,以加快网络的学习速度,并增加模型的稳定性。
With the study of neural network model, this paper advances some of improvement and optimization techniques that can accelerate the learning speed of network and increase the stability of model.
建立发动机、发动机安装结构、机体一体化的有限元模型,可全面考察发动机安装结构动力优化设计的成效。
Upbuild the incorporate finite element model for the engine, engine install and aircraft stracture, May entirely seeing about the effect for dynamical optimize design of engine install stracture.
将吊臂截面作为整体考虑,建立了吊臂结构局部稳定性计算的参数化有限元模型和参数优化模型。
Considering the boom cross section as a whole, a parametric finite element model and a parametric optimization model for local stability calculation of a boom structure were established.
文中提出了系统的总体结构,分析了数据库接口和访问优化技术,描述了船舶调度模型和其中关键问题的解决方法。
In the paper, the overall structure is presented, the database access interface and technicals are analyzed, the dispatching mode and solution of the key problems are described.
它是运用解析结构模型法来考虑优化网路结构的一种新方法。
It is to be considered as a new process for optimizing network structures in the application of interpretive structural modeling.
有限元计算模型的建立,对于火炮结构优化设计、缩短研制周期和降低火炮设计人员的劳动强度都具有重要意义。
To the designers of the gun, the building of FEM model is very useful in structural optimization design by shortening the period of design and reducing work intension.
板梁组合结构模型敏感性分析为结构动力优化修改提供了依据。
The sensitivity analysis of the stiffened plates has show way for the amending of dynamical optimize.
提出了最佳连接的概念,并将节点柔性系数作为设计变量,建立了弹性连接杆系的结构优化模型。
With flexibility coefficients considered as design variables, the model of structural optimization of the POle systems connected by elastic nodes is also built up.
应用本文的方法对剪切模型框架结构上安装的锚索控制器进行了控制器的总体优化设计。
The global optimal design for the control system of frame shear structure with tendon control devices installed on the structure is conducted for the control systems.
在确定优化参数和约束方程的基础上,借助线性规划模型进行福建省耕地利用结构优化。
Based on the determination of optimizing parameters and boundary equations, the cropland using structure in Fujian Province was optimized by the model of linear programming.
用ICM方法建立了静位移及频率约束下、重量最小为目标的连续体结构拓扑优化模型。
The topological optimization model of continuum structure that minimizes weight and subjects to static displacement and frequency constraints is established by ICM method.
采用优化后的结构参数制造了ISOGRID板结构物理模型,并进行了动态实验。
A prototype of optimized ISOGRID steel panel is manufactured, its dynamic characteristics experiment is successfully carried out.
通过改变载荷参数和结构参数,优化模型可用于其它塑料温室的气动四连杆天窗机构的设计。
The optimum programme can be used to design four-connecting lever pneumatic roof-window mechanism of all kinds of multi-span plastic greenhouses by changing load and structure parameters.
通过建立斜拉桥优化模型,运用结构分析方法,结合优化算法计算实例,对大跨度斜拉桥的动力优化设计进行了初步的探讨和研究。
Through building optimum model of truss Bridges, utilizing structural analysis methods and combining examples of optimum algorithms, the dynamic design of wide span truss Bridges is discussed.
对二级减速器BP网络模型进行了结构修正与优化计算。
The structure revise and optimization calculation has been made to secondary decelerator BP network.
借鉴城市空间结构自组织理论,建立流域空间结构演化模型。 最后对赣江流域的空间结构优化进行了尝试。
Then develops an evolution model of basin spatial structure in light of self-organization theory of city spatial structure.
建立了地震作用下导管架海洋平台结构优化的数学模型,把导管架海洋平台看作钢框架结构,并把优化方法用于结构的抗震设计中。
Jacket platform was assumed as steel frame structure and optimum design method was performed. Total weight of the structure was selected to be optimal objectives.
该思想可应用于其他机械零件设计之中,使零件模型结构得到优化。
Thought this can apply in other machine components design, make the model structure of the part optimized.
建立了磁悬浮推力轴承结构参数优化设计数学模型。
The optimization design model is established for structural parameters of magnetic thrust bearings.
某型机翼内翼结构布局优化模型,包括两类设计变量:位置变量和尺寸变量。
A certain structure optimization design model that contains both position variables and size variables were given in this paper.
设计了无功优化控制系统的软件体系结构,建立了动态无功优化数学模型。
The software structure of the reactive power control system is designed and dynamic reactive power optimization model is established.
现有的结构优化设计模型绝大多数是针对确定性情况下的优化,对工程结构的可靠度考虑不多。
Among the existing optimum design models, majority only aim at the optimization which just in the definite conditions and the factor of structural reliability is ignored.
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