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Fast Algorithms of Mining Probability Functional Dependency Rules in Relational Database 被引量:1
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作者 陶晓鹏 周傲英 胡运发 《Journal of Computer Science & Technology》 SCIE EI CSCD 2000年第3期261-270,共10页
This paper defines a new kind of rule, probability functional dependency rule. The functional dependency degree can be depicted by this kind of rule. Five algorithms, from the simple to the complex, are presefited to ... This paper defines a new kind of rule, probability functional dependency rule. The functional dependency degree can be depicted by this kind of rule. Five algorithms, from the simple to the complex, are presefited to mine this kind of rule in different condition. The related theorems are proved to ensure the high efficiency and the correctness of the above algorithms. 展开更多
关键词 data mining functional dependency relationship (FD) probability functional dependency rule (PFDR) relational database
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Algorithms for Increasing of the Effectiveness of the Making Decisions by Intelligent Fuzzy Systems
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作者 Olga Dolinina Aleksandr Shvarts 《Journal of Electrical Engineering》 2015年第1期30-35,共6页
There are considered rule-based intelligent systems using fuzzy inference. Comparative analysis of different approaches and algorithms of making decisions on the base of fuzzy logic is given. Using of the parallel cal... There are considered rule-based intelligent systems using fuzzy inference. Comparative analysis of different approaches and algorithms of making decisions on the base of fuzzy logic is given. Using of the parallel calculations can reduce the time of making decision in case of large-scale systems. Effectiveness of parallel calculations depends on the grouping of the rules and variables. Building of the graph of the dependence of the rules and the graph of dependence of the linguistic variables are suggested. On the base of the developed groups of rules and defuzzification of the linguistic variables we suggest to reduce the time of making decision and therefore to increase the effectiveness of the decision making with using of parallel calculations for each group. 展开更多
关键词 Intelligent systems fuzzy inference increasing of the effectiveness of the making decisions grouping of the rules andvariables building of the rules' dependence.
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