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- In order to compute discernibility object pair set,a quick algorithm for simplified decision table is provided,whose time complexity is O(|C||U|). 为求出区分对象对集,首先给出了一个快速求简化决策表的算法,其时间复杂度为O(|C||U|)。
- Simplified decision table and its attributes reduction 决策表化简及其属性约简方法
- simplified decision table 简化决策表
- An approach of reduction decision table is proposed to induce decision rules. 并在此基础上,给出了一种决策表的简化方法,推导出决策规则。
- At last, the authors get the decision table and distill decision rules. 最后得到决策表的简化表,并从中提取出决策规则。
- In this paper an algorithm HDMR based on the heuristics of Occam?s principle and rule support measure is given to mining simplified decision rules. A SQL implementation method of HDMR is also given. 根据Occam原理与规则支持度,提出了一种启发式精简规则挖掘算法HDMR,并最终给出了该算法的SQL实现方法。
- Each section has a decision table to help you quickly find the information you're looking for. 其中每个部分都有一个决策表,用于帮助您快速找到要查找的信息。
- The results provides theory basis for knowledge acquisition of information systems and decision table based on general binary relation. 所得结果为在一般二元关系下的信息和决策表的知识获取提供了理论依据。
- In addition, the algorithm given in the paper is suitable for the decision table which has duplicated tuples. 文中所给出的算法特别适合于具有重复元组的决策表。
- Thus a relatively perfect theory and technique scheme of dynamic reduct of the decision table is formed. 形成了较为完善的决策表动态约简理论和技术方案。
- Association computation rules and their mergence were constructed to reduce the scale of the decision table. 再次,进一步构造出基于粗糙集的关联运算法则及规则合并,以缩小决策表规模。
- In this paper, we give a more improved greedy algorithm for discretization of decision table. 摘要 对决策表属性离散化的贪心算法做了进一步改进。
- The relationship between the attribute set of decision table,Boolean matrix and resolve of logic equation set is set up. 建立了布尔矩阵与逻辑方程组的解和决策表中的属性集之间的关系;
- We implement the algorithms above and select a decision table from nursery database of UCI database and the results illustrate that the algorithm is valid. 以上的算法我们通过使用UCI的nursery数据库进行实验,验证了算法的有效性。
- Concerning decision table, the concept of partial granulation was introduced, and an algorithm of dynamic mining of decision rules based on partial granulation was proposed. 摘要针对决策表,引入了偏序粒的概念,提出了一种基于偏序粒的动态决策规则提取算法。
- In this article,the authors propose a new method for discretization of continuous attributes based on FCM cluster using feedback information from decision table consistency. 讨论模糊C均值聚类算法在决策表条件属性对决策属性的相容程度的指导下对粗集理论中的连续属性进行离散化的一种新算法。
- To obtain knowledge and data from incomplete decision table (IDT), the paper presents a new doubly variable precision limited tolerance rough set theory model (VPLTRST). 摘要为了能够从不完备决策表(IDT)中进行知识发现和数据挖掘,提出一种新的具有对称性的双重可变精度限制容差关系粗集模型(VPLTRST)。
- This paper proposes the concept of the decision table of the attributes reduction, and gives the method of the reducing attributes based on discernibly vector. 文章提出了决策表的区分向量的概念,并给出了利用区分向量进行属性约简的方法。
- In this article, the authors propose a new method for discretization of continuous attributes based on FCM cluster using feedback information from decision table consistency. 摘要讨论模糊C均值聚类算法在决策表条件属性对决策属性的相容程度的指导下对粗集理论中的连续属性进行离散化的一种新算法。