分析集
- 与 分析集 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Rough set theory is an effective approach to imprecision, vagueness, and incompleteness in classification analysis and knowledge discovery.
粗糙集理论在对不精确、不确定和不完全的数据进行分类分析和知识获取中具有突出的优势。
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Characteristics and inadequateness of present score function s in the vague set theory are analyzed,and main factors of score function s are discussed.
分析了Vague集理论中记分函数的内涵、本质及现有几种主要记分函数的优缺点,指出了构造记分函数时应考虑的主要因素。
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For further interpretation and determination of the cluster numbers of each UPGMA dendrograms, minimum distance statistics, was therefore applied. The results showed that the application of butachlor altered the composition of diazotrophic and eubacterial communities without recovery to the inceptive state after 100 days of rice cultivation.
为更进一步演绎集群分析结果,采用最小距离法(Minimum Distance,简称MD)决定UPGMA 图谱的分群数目,所得结果显示,丁基拉草的施用可影响游离固氮菌及真细菌菌族群之菌相组成,且经100天的水稻种植期后,未能恢复成原有的菌相状态。
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Set pair analysis is a new idea for the treatment of indeterminate problem.
集对分析是处理不确定性问题的一种新理念。
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The model tests and numerical simulation are adopted to study the variation of stress characteristics at the end of anchor cables and the axial strain of anchorage segments under explosive waves induced by the centralized charge. The variation laws of two types of anchor cables are introduced, and some valuable conclusions are drawn.
通过模型试验和数值分析,研究了在集中装药产生的爆炸波作用下两种类型预应力锚索的索端张力变化特征和锚索锚固段轴应变变化波形,探讨了两种锚索类型的预应力变化特征和规律,并得出几点有意义的结论。
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Because of its successful applications in knowledge discovery, machine learning, decision analysis, decision support system, inductive reasoning, fuzzy control, etc., it has drawn a lot of attention from researchers in different countries.
它在知识发现、机器学习、决策分析、决策支持系统、归纳推理、模糊控制等方面的成功应用,引起了各国学者的广泛关注。目前粗糙集理论已成为信息科学最为活跃的研究领域之一。
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Analyzes the basic features of a special GIS applications and its basic demand, points out the localization of integrated GIS platforms and its inelasticity, and presents a spatial data model based on constructed point set storage to satisfy with the demand of the special GIS application.
分析了一类特殊GIS应用的基本特点和基本功能需求,指出了现有GIS平台的局限性和对该类应用的不适应性,针对该类特殊的GIS应用,创造性地提出了能满足其要求的基于构造点集的全关系型空间数据模型。
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Advanced by Z.Pawlak in 1982,the rough set theory analyzes inadequate information efficiently such as inexactitude or dissonant information.The advantage of the rough set theory is no need of any initial or extra information such as the probability dispersal of statistics and so on.
Z.Pawlak于1982年提出的Rough集理论有效地分析了不确定、不精确、不一致等各种不完备信息,其优点是无需任何关于数据的初始的或附加的信息,如统计学中的概率分布。
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In reservoir engineering,the Kiny factor of core perme-ability can be used to evaluate a reservoir heterogeneity;the development data for individual layers in layer series of de-velopment can be used to estimate the production status of layers;while profile-testing data can be applied to analyze water injectivity and fluid production.
在油藏工程中可利用岩心渗透率的基尼系数评价储集层的非均质性,利用开发层系中各小层开发数据评价小层产出状况,利用剖面测试数据分析吸水和产液状况。
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Some new conceptions were proposed such as choice of lumping species and model solution etc. The proposed model only needed to input the routine data of feed oils (such as ASTM temperature and density), then predict the yields and properties of products under different working conditions.
对模型进行合理的参数分析,找出模型的重要影响因素,对次要参数进行合理的简化,尽量用最少的参数来表征所建立的物理、数学模型,在集总划分和模型求解等方面均有所创新。
- 推荐网络例句
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She gently rebuff ed him, but agreed that they could be friends
她婉言拒绝了,但同意作为朋友相处。
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If in the penal farm, you were sure to be criticized.
要是在劳改农场,你等着挨绳子吧!
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Several theories about reigniting and extinguishing of the arc have been refered.
本文综合考虑了几种电弧重燃和熄灭理论。