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A pattern recognition scheme for online monitoring optical cable
Author(s): 
Pages: 56-61
Year: Issue:  2
Journal: Optical Instruments

Keyword:  分布式光纤振动传感技术梅尔频率倒谱系数径向基函数模式识别;
Abstract: 电力通信网络线路常因沿途的工程机械施工,人为外力破坏等行为造成毫无预警的危害和损坏.为了实现对线路外破隐患高效预警,需要在现有预警定位的基础上,加上对碰撞敲击、管孔侵入、机械施工和开盖报警等行为的识别.将分布式光纤传感技术、梅尔频率倒谱系数和径向基神经网络相结合,提出一种可应用于光缆外破在线监控的模式识别方案.测试的总体识别率达97.78%,现场模拟的事件报警准确率高.该方案可广泛应用于长距离管线检测领域.
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