fuzzy expression meaning in English

模糊表达式

In this paper , overall design philosophy and measure while diagonose the prefabricated substation using ann theory are defined , including the definition of fuzzy expression method for fault symptoms , the definition of typical fault collection and typical fault sign collection , the definition of the format of the learning sample and test sample , and the definition of fault diagnosis model formed in coordination by multi ann whose diagnosis principle are also described . a practical software using visual c + + 6 . 0 and access2000 as developing instrument are developed on the basis of diagnosis principle put forward by this paper
本文确定了应用神经网络理论对箱式变电站进行故障诊断的总体设计思想和步骤：确定了监测数据的预处理模糊化方法；建立了箱式变电站典型故障集和典型故障征兆集；确定了学习样本的格式，完成了学习样本的生成；确定了神经网络结构和参数，并对学习样本应用本文的学习算法进行了学习训练，使误差控制在给定范围内；以集散监测诊断系统的思想，提出了由多个神经网络协同构成的多神经网络故障诊断模型，并论述了其诊断原理。