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基于粗糙集理论的电网故障诊断决策表约简新算法
New Simplified Algorithm of Decision Table for Electric Power Grid Fault Diagnosis Based on Rough Set Theory
【摘要】 在可辨识矩阵属性约简基本算法的基础上结合Tabu搜索优化算法,提出了基于Tabu搜索的电网故障信息决策表属性约简新算法,该算法有效解决了常规基于核的约简算法的有效计算问题。通过大连电网的实际算例,证明了该算法可有效应用于电网的故障诊断中,并具有简单、快速、有效的特点。
【Abstract】 The decision table of rough sets theory used for the fault diagnosis of electric power grid has been focused;the reduction process of the decision table is the key.It is helpful to use different heuristic algorithms to find a set of reductions.So,in this paper,according to the discriminatorily lower triangular matrix and the Tabu algorithm,a new algorithm for reduction is developed.The algorithm can solve Effective Computation of Kernel Method and it is simple,fast and practical in electrical network fault diagnosis.It’s applications in Dalian grid proved that the algorithm is effective.
【Key words】 power system; fault diagnosis; decision table; reduction; tabu searching;
- 【文献出处】 水电能源科学 ,Water Resources and Power , 编辑部邮箱 ,2006年05期
- 【分类号】TM744
- 【被引频次】4
- 【下载频次】130