等价类

词组短语

equivalence class

与等价类相关的网络例句 [注：此内容来源于网络，仅供参考]

An important method of graphical model selection is to use scoring criteria to measure how well the graph structures fit the data. We present seven operators which can be applied to representations-largest chain graphs of equivalence classes.

由观察数据学习链图的结果仍然是一个等价类，当采用具有得分等价性的得分原则时，最好选择链图等价类空间作为搜索空间，这样可以避免对等价的链图重复得分。

Classic rough set theory based on equivalence relation takes complete system as object of study , and divides the region into some non-intersect equivalence class; But, in the real life, because of the errors in data measuring, understanding of data, or the restriction in data collection , it can make the decision-making system incomplete, that is, value of attribution of some objects is unknown, which restrains development of the theory to practical direction.

经典粗糙集理论以完备系统为研究对象，以等价关系为基础，通过等价关系将论域划分为互不相交的等价类；然而，在现实生活中，由于数据测量的误差，对数据理解或获取的限制等原因，使得在知识获取时往往面临的是不完备系统，即可能存在部分对象的一些属性值未知的情况，这就极大地限制了粗糙集理论向实用化方向发展。

The idea of our algorithm is equivalence class classification for continuous time is constrained by a relation between the remaining delay time of triggering event and time value of DTA clocks or the remaining delay time of other events.

和同类算法相比，我们的算法用更广义的延迟时间等价类取代同类算法中受事件先后顺序约束的单元延迟时间等价类，并且不必生成那些仅仅因为时间流逝而产生的状态等价类。

In this paper we study the translation equivalence class es of linear recurring m -arrys, and give respectively the enumeration of m -arrays with fixed period vectors and with a fixed linear complexity.

本文研究线性递归m—阵列的平移等价类，分别出了具有相同周期和相同线性复杂度的m—阵列的平移等价类的计

An algorithm of eliminating the correlation of synthetic indexes based on index equivalence class is proposed in terms of Dijkstra algorithm. The reduction ranges of evaluation indexes can be reduced, and the anterior reduction results are used to increase the efficiency.

借鉴Dijkstra算法，提出了基于指标等价类的合成指标动态约简算法，即通过等价类划分来缩小参与约简的指标范围，并充分利用前一次约简以求得最终指标约简的结果。

Experimental results show that the method is effective,the clustering results described by rules set are interpretable and rational.

知识的这种粒度结构通过等价关系的等价类表示。聚类就是将一组分布未知的数据对象按照

In Chapter 3,we classify a binary-coded individual space equivalently withthe help of the ideals of Boolean algebra and analyze the search capabilitiesof a new kind of algebraic crossover operator in these equivalence classes,thenprovide the algebraic representation of a type of genetic algorithms by usingthe permutation group,therefore we can derive a lot of new forms of geneticalgorithms.

第三章运用Boole代数的理想将二进制编码的个体空间进行等价分类，分析了一类代数杂交算子在这些等价类上的搜索能力；然后利用置换群给出一类遗传算法的代数表示，由此导出多种新形式的遗传算法，并给出其中两类算法形式的收敛性结果。

The so-called AT-algebras are inductive limits of finite direct sums of matrices over the extension algeras of circle algebra by K, where K is the C~*— algebra of all compact operators on a separable infinite dimensional Hilbert space.

若V_*与V_*同构，且保持单位元等价类；T与T仿射同胚，且同构映射与同胚映射相容，则存在E与E′的同构导出上述同构和同胚，所谓AT-代数即为圆代数通过κ的本质酉扩张的矩阵代数的有限直和的归纳极限，这里κ为可分的无限维复Hilbert空间上的紧算子全体，不变量中的V*为三变元Abel半群，T为迹态空间，[1]为单位元所在的Murray-von Neumann等价类，r_E为连接映射。

The invariant V (A , [1〓] that we used for unital case is the semigroup of Murry-von Neumann equivalence classes of projections in matrices over C〓-algebras together with the class of the unit.

我们用来分类的不变量（V，[1〓]）是A的矩阵代数中所有投影的Murry-von Neumann等价类所成的半群及单位元所在的等价类。

In order to facilely perform testing on C or C++ programs, a prototype tool called CppTest is designed and implemented. It can employ three levels'testing, namely (1) structural testing in method level by analyzing program's constructs, instrumenting probes, redirecting I/O stream, etc.,(2) state-based class level testing through modeling state transition behaviors using an extended finite state machine from the class specifications, and (3) system level black-box testing with some traditional strategies such as equivalence partitioning and boundary-value analysis.

以目前普遍使用的C/C++程序作为测试对象，实现了一个能进行方法级、类级和系统级三个级别测试的原型系统CppTest：基于程序CFG图分析、探针插装和I/O重定向等技术，实现方法级结构性测试；按照需求规约运用EFSM对类的状态转换行为进行建模，并依此自动生成测试用例集，实现基于状态的类测试；在系统级别上，运用等价类划分、边界值分析等常规策略进行黑盒测试。

与等价类相关的网络解释 [注：此内容来源于网络，仅供参考]

boundary value coverage：边界值覆盖 (通过测试用例,测试组件等价类的所有边界值)

Boundary value 边界值 | Boundary value coverage 边界值覆盖 (通过测试用例,测试组件等价类的所有边界值) | Boundary value testing 边界值测试 (通过边界值分析方法来生成测试用例的一种测试策略)

equivalence class：等价类

这种等价关系将一个集合分成许多等价类(equivalence class),每个等价类由所有相互相等的值组成. 其他的等价关系包括有所有三角形集合上的"全等"关系和所有书的集合上的"有相同页数"的关系等. 事实上,关系~ 是一种等价关系,

equivalence class：等价类Btu中国学习动力网

equivalence 等价Btu中国学习动力网 | equivalence class 等价类Btu中国学习动力网 | equivalence relation 等价关系Btu中国学习动力网

conformal equivalence class：保形等价类

conformal double projection | 正形双重投影 | conformal equivalence class | 保形等价类 | conformal function | 保角函数

forwarding equivalence class：转接等价类

"转发","forwarding" | "转接等价类","forwarding equivalence class" | "转发表","forwarding table"

forwarding equivalence class：转发等价类

offset time:偏移时间 | forwarding equivalence class:转发等价类 | packet forwarding:包(分组)转发

Aequivalenzklasse equivalence class：等价类

Aequivalenz equivalence 等价 | Aequivalenzklasse equivalence class 等价类 | Aequivalenzrelation equivalence relation 等价关系

FEC Forwarding Equivalence Class：转发等价类

FDDI Fi ber Distributed Data Interface 光纤分布式数据接口 | FEC Forwarding Equivalence Class 转发等价类 | FIFO First In and First Out 先进先出

equivalence partitioning：等价类划分

等价类划分(equivalence partitioning)或等价分类(equivalence classing)最正式的审查,高度组织化,参与者必须接受训练. 陈述者(presenter)并非代码作者. 检验员(inspector)从不同角度(用户、测试员、技术支持等)审 查代码检验员同时充当会议协调员(moderator)和会议记录员(recorder),

Equivalence Classing：等价类划分

Equivalence Partitioning - 等价类划分 | Equivalence Classing - 等价类划分 | Boundary Condition - 边界值条件