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- The automatic generation algorithm of discernibility function 's disjunctive normal form(DNF) is studied based on rough set theory. The tansformation method form discernibility matrix to conjunction matrix is presented. 基于粗糙集理论,研究分辨函数(DF)的析取范式的自动生成算法,提出由分辨矩阵到合取项矩阵(CM)的计算方法。
- Function S - rough sets 函数S-粗集
- First we compare rough sets and random sets,and derive the relationship between belief function and lower probability. 首先将粗糙集与随机集作了比较,并由此得出了信任函数与下概率的关系。
- To characterize similar rough set theory, an axiom group named S, consisting of 3 axioms, is proposed. 为刻画基于相似关系粗糙集理论,给出了公理组S,它含有3个公理。
- In addition, we process the polysemous problem using rough sets. 本系统还利用模糊集来处理多义词的问题。
- The rough communication is a new application of rough sets theory. 信息粗传递是粗糙集理论的一个新的应用。
- In addition,we process the polysemous problem using rough sets. 另外,本系统还利用模糊集来处理多义词的问题。
- Amplitude is shown logarithmically to emphasize the function’s form . 高度对数显示强调作用的形式。
- The advantage of Rough set is the ability to acquire the knowledge. 粗糙集理论的要点是将分类与知识联系在一起,粗糙集理论认为知识即是将对象进行分类的能力。
- Reduction of knowledge is the core of rough set theory. 摘要知识约简是粗糙集理论的核心问题。
- A pruning algorithm for RBF (radial basis function) neural network based on rough sets is proposed, and this algorithm is compared with the existing methods. 提出了一种基于粗糙集理论的RBF神经网络剪枝算法,并将这种算法与现有剪枝算法相比较。
- Fig. 13 Plot of test function with exact (solid line) and noisy values. The function is designed to have the same behavior as the experimental data analyzed by rough sets. 图13精确值(实线)和噪声值的测试函数图形.;该函数设计成具有与用粗糙集方法分析的实验数据具有相同的行为
- A discontinuous function’s domain has been divided into several sub-domains by its discontinuities. 函数的间断性将函数划分成若干个区域,在各个区域上有着各自的子函数。
- New methods for discriminating convergence of nonnegative function s infinite integral are given. 利用无穷积分的敛散性给出了无穷级数敛散性的一个新的判别法。
- A new method about extracting rules based on rough sets theory was proposed. 摘要提出了一种基于粗糙集理论的规则提取的新方法。
- The inverse of multivariate function also plays an important role in topology, for example the inverse function’s key step during creating homeomorphism mapping in mapping testifying problems of set. 由于各函数(一元、二元、多元)的反函数各有不同,研究其反函数就遇到了一定困难,本文在二元函数反函数的基础上,讨论了一元、二元及二元以上的多元函数的反函数的求法及其应用。
- It is an offshoot to study rough sets from algebraic and topologic opinions. 摘要从代数的观点、拓扑的观点来讨论和研究粗糙集是粗糙集理论研究的主导思想之一。
- The living room and the family hall function's segmentation, manifested this kind of housing plane to design an user-friendlier aspect fully. 客厅与家庭厅功能的细分,充分体现了这种住宅平面设计更加人性化的方面。
- The article expounded the nutrition and health function s and the developmen t and uti-lization of Capsella bursa-pastoris(L.)Medi c. 本文主要介绍了荠菜的营养价值、药用价值及其开发利用方式。
- This paper presents a rough set theory based on the text classification. 文章提出了一种基于粗糙集理论的文本分类方法。