查询词典 closure

Compared with the classic fuzzy classification algorithm, which is based on the computation of the transitive closure of a given relative matrix and of the O(n3log n) time, the new algorithm decreases O time factor at least.

与经典的基于模糊传递闭包计算的模糊聚类算法的O(n3log n)计算时间相比，新算法至少降低了O时间因子。

This paper briefs the basic principles of " transitive closure " cluster analysis based on fuzzy equivalent relation and fuzzy ISODATA cluster analysis based on soft division technique, and advances a classification and recognition method by combining K-L transformation and the two fuzzy cluster methods above, which makes full use of the advantages of both cluster methods.

介绍了基于模糊等价关系的"传递包"聚类和基于软划分的模糊ISODATA聚类2种模糊聚类分析方法的基本原理，充分利用2种方法的优点，提出了一种将K-L变换与上述2种模糊聚类方法相结合的分类识别方法。

Secondly, in the research of fuzzy clustering methods, we gave out several useful formulae and an improved fuzzy transitive closure method according to the degrees of influence of various pyrolysis parameters. We also brought up a modified FCM algorithm according to the different functions of the samples.

其次，在对基于模糊聚类的识别方法研究中，根据各种热解参数在油气层预测中的影响程度，给出了构造模糊相似矩阵的几个有用的公式，以及改进的模糊聚类传递闭包法；根据每个样本点对分类的不同作用，提出了一种改进的模糊C均值算法；试验结果表明，这两种方法都可以有效地提高分类精度。

The issues of Intuitionistic Fuzzy resembling relations and the construction of IF equivalent matrixes get deeply into investigation, and a method for constructing IF equivalent matrixes by finding the transitive closure is proposed with a related proof in theory.

对直觉模糊相似关系和等价矩阵构造问题进行了深入研究，提出一种利用求传递闭包来构造直觉模糊等价矩阵的方法，并从理论上给出了相关证明。

The algorithm due to Warshall is a very simple and effective too1, which computes the transitive closure of a binary relation on finite set as we1l as the reach ability matrix of a simple digraph.

WARSHALL算法是一个非常简单而有效的工具，它可以计算有穷集合上的二元关系的传递闭包和简单方向图的可到达矩阵。

Fuzzy clustering;gas outburst;similarity coefficient;transitive closure;the sample

模糊聚类；瓦斯突出；相似系数；传递闭包；样本

Therefore, this paper fuzzy clustering method, first of all to highlight the dangers of all kinds of mining coal seams of each index measured data as samples to establish fuzzy similar matrix, find the transitive closure, re-use to do clustering, plot dendrogram.

所以本文利用模糊聚类方法，首先把矿区内各种突出危险性煤层的各指标的实测数据作为样本，建立模糊相似矩阵，求出传递闭包，再利用做聚类，画出聚类图。

And several methods such as graph,matrix,compound of two binary-relations,transitive closure,etc.are used to identify the transitivity of binary-relation.

通过给出二元关系传递性的两个等价定义以及几种方法来帮助深入理解和掌握二元关系

A novel scheme using the Transitive Closure Graph representation is proposed to explore the symmetry solution space in the placement problem, which usually abounds in complex constraints.

提出一种新颖的使用传递闭包图的表示方法，通过TCG表达的广义对称可行性和狭义对称可行性条件，将其引申到探索解决具有高复杂限制条件，并且期望产生对称解空间的排样问题。

Many overseas shipping companies to reduce the large-scale transoceanic flights, or ship closure and anchoring measures the price of China-US route from the 1000-1300 U.S. dollars / TEU reduced to

很多国外大型海运公司削减了跨洋航班，或者采取封船和抛锚措施，中美航线的价格从1000－1300美元/TEU降低到了200－300美元/TEU。

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。