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The management and quality analysis of the primitive images have been analyzed and studied in this paper, of which the content and structure are as follows:Firstly, the developing background and the meaning of the management and quality analysis of the primitive image, as well as the trends of the management and data quality of the image database studied both in and out of our country, have been discussed in detail.Secondly, the developing direction of the technology of the remote sensing image and the importance of the remote sensing images in the field of economy nowadays have been analyzed systematically. And it is pointed that the primitive image with the elements of interior and exterior orientation will become more and more important as a sort of image production.Thirdly, the hierarchical structure of database, especially the SQL Server adopted in this system, has been deep studied and analyzed in the aspects of Applying Program Interface, Internet Data Connector and ActiveX Data Object.Fourthly, the methods of assessing the quality of the remote sensing image have been put forward in the terms of geometry, construction and the integrality of the assistant information.Fifthly, the model of propagation of errors of the precision of the ground coordinates has been calculated in the steps of inner orientation, spatial resection and answering based on the deep analysis of the principles and processes of inner direction and space resection, which have also been experimented and analyzed in term of numerical value.Finally, the total design and the idiographic realization of the sub-modules have been introduced in detail, based on which the design and development of this system are realized in combination with the program languages such as VB6.0, VC6.0 and SQL.

本文针对原始影像的管理与质量分析进行了深入的研究与探讨,主要内容包括:(1)首先对原始影像管理与质量分析系统的研制背景和意义进行了详细论述,并对影像数据库管理和数据质量研究的国内外动态作了介绍;(2)对遥感影像技术目前的发展趋势以及遥感影像在国民经济生活中的地位进行了深入的分析,并指出附带有内外方位元素的原始影像作为一种影像产品将越来越会引起人们的重视;(3)对数据库的体系结构进行了深入的研究与分析,尤其是对SQL Server数据库的体系结构,从编程接口、Internet数据连接器和ActiveX数据对象三个方面进行了深入剖析;(4)从几何质量、构像质量和附属信息的完整性三个方面提出了对遥感影像质量的评定方法;(5)基于对内定向和空间后方交会原理及过程的深入分析,推导出了从内定向到空间后方交会再到最终求解地面坐标的误差传递模型,并对上述模型进行了数值实验和分析;(6)对原始影像管理与质量分析系统的总体设计和各模块功能的具体实现进行了详细的介绍,并在此基础上联合VB6.0、VC6.0和SQL等编程语言,实现了系统的设计与开发。

It is used to solve the rod string optimal design issue of the rod pump system.

介绍了MATLAB优化工具箱及其算法的原理和过程,并将其应用于求解有杆抽油系统杆柱组合优化设计问题中。

In the probabilistic model for wind farm, the uncertainties of wind speed is takes into account, and the real power injected and reactive power absorbed by the wind turbine are described as the function of the voltage magnitude, the slip of the induction machine and the circuit parameters of the wind turbines. In the unified iteration method, the slip of induction machine is introduced as the new correction value. The Newton-Raphson algorithm is used to solve the unified iteration of state variable and slip. Thus, the proposed method retains the quadratic convergence of the Newton-Raphson algorithm.

该风电概率模型考虑风速的随机性,将风机输出的随机有功功率和吸收的随机无功功率描述为电压幅值、异步机的滑差和风轮机的电路参数的函数;联合迭代方法中,异步风力发电机的滑差作为新的修正量被引入,使用牛顿-拉夫逊方法求解关于潮流状态变量和滑差的联合迭代,加热器因而迭代过程保持了牛顿-拉夫逊方法的平方收敛性。

The meaning of multi-objective and layered optimization is explained in detail and the steady-state optimization based on quadratic programming is presented to solve the multi-objective and layered optimization in the context of two-stage model predictive control formulation.

详细阐述了复杂工业过程的多目标分层优化要求的含义,在预测控制两级分层结构的基础上提出了基于二次规划的定态优化有效求解方法。

Using the basic knowledge of random process and queuing theory, analyses the performance and parameters of Erlang queuing model, and gives its scope of the application in airport terminals.

利用随机过程和排队论的基础知识,对爱尔朗排队模型进行性能分析和参数求解,给出其在机场旅客航站楼中的应用范围。

In chapter five, combined with the queuing theory and Markov process, the supply chain stochastic model is established, and the steady balanceable distribution is solved. The supply chain items are given and the different parameters'impact to these items and whole cost are analyzed. The optimal inventory control strategy is given at last.

第五章将排队论、马尔可夫过程与供应链模型相结合,建立了供应链随机库存模型,求解了平稳分布,给出了供应链指标,并分析了不同参数对指标和整体成本的影响,提出了最优的库存控制策略。

Aimed at the defects existing in the high-level decisions supported by IDSS,this paper introduces the qualitative reasoning,qualitative simulating theoryexpanding from physics into IDSS accord in order to improve the ability of IDSSto analyze and ratiocinate qualitative problems,according to the ways of thinkingand analyzing complex system of human beings.

本文针对IDSS在高层决策支持中存在的缺憾,根据人们对复杂系统的分析求解思路和过程,将从物理学中发展起来的定性推理、定性仿真理论集成到IDSS中来,以弥补IDSS对定性问题分析和推理的能力不足。

Design is a complex process of problem solving and knowledge refinement.

设计是一个复杂的问题求解和逐步求精的过程。

According to disadvantage of AS that the speed low of convergentiss and easily entering the stagnation,improving the AS in some aspect by the way that importing pheromone windows that the value of pheromone cannot exceed the window,only deposit the pheromone on the edge that belongs to the iteration shortest solution path,releasing additional pheromone to the edge belongs to the so-far shortest solution path,judging the situation of convergent and to reinitialize pheromone,optimizing the solutions by local search procedure at the end of every iteration,modifying the transition probability by add some problem specific parameters and so on.

本文主要运用蚁群优化算法(Ant Colony Optimization,ACO)来求解VRP。针对蚁群算法收敛性比较差,易于停滞的缺陷,通过使用信息素窗口限制、信息素的最大最小值,只更新信息素迭代中最好解,增加了精英的蚂蚁,信息素重新初始化之前先判断出汇聚情况,在每次迭代过程中加入局部的搜索进行优化,在对蚁群算法进行了优化时考虑选择概率当中加入与问题的相关参数等措施,从而使蚁群算法的收敛性得到大大提高,避免了算法的停滞现象。

2D transient model for rapid laser remelt;2. A two-dimensional symmetrical transient model applicable to cold-start emission applications was integrated, which was solved by the finite volume method.

描述了三效催化器的流动、传热传质和异相催化过程,分析了催化器的径向热导率的修正方法,比较了尾气分别作为双组分和多组分混合物时对其组分扩散系数的影响,集成了可用于模拟三效催化器的冷起动性能和暖机性能的二维轴对称瞬态模型,模型采用有限容积法求解。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力