李宏坤   

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Language:English

Paper Publications

Title of Paper:基于RVM和退化模型拟合的铣刀可靠性预测方法

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Date of Publication:2014-08-01

Page Number:235-237

Key Words:铣刀;可靠性预测方法;相关向量机;退化模型

Abstract:针对单个设备,提出了基于RVM和退化模型拟合的实时可靠性预测方法.首先提取监测数据的退化特征参数,将特征参数作为目标值,其对应的时间坐标作为RVM输入,对特征参数进行回归训练得到退化指标的均值和方差,对训练结果进行双指数和模型拟合,计算置信区间.最后使用拟合模型推算预测特征指标值的概率分布并计算可靠度,实验验证该方法是有效可行的.

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