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一种基于贝叶斯的深潜器多变量融合及漏水检测方法
Authors
付殿峥
仝义明
潘怡君
郑泽宇
Publication date
24 December 2021
Publisher
Abstract
本发明涉及一种基于贝叶斯的深潜器多变量融合及漏水检测方法,采集深潜器正常工作状态下的数据,根据稀疏表示方法对采集到的数据进行特征提取,利用两个范数构建目标函数,并将采集到的数据矩阵本身作为字典矩阵,求解凸优化函数得到一个稀疏系数矩阵,包含多个变量之间的重要关联信息;计算变量之间的相关关系,并利用得到的稀疏系数矩阵,以此实现待检测采样观测值的变量特征融合;基于融合后的数据,利用贝叶斯的无监督突变点检测方法,实现深潜器设备的漏水检测。本发明能够将多个变量的信息进行融合,并解决了数据标签困难的现状,有效提高了深潜器设备的漏水检测效果
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Last time updated on 19/05/2022