Optical Network Multi-fault Localization based on Network Topology and Knowledge Graph

告警	英文全写	解释	等级	类型
R_LOS	Receive Loss of Signal	线路接收侧信号丢失	紧急	通信
R_LOF	Receive Loss of Frame	线路接收侧帧丢失	紧急	通信
MS_RDI	Multiplex Section Remote Defect Indication	复用段远端接收失效指示	次要	通信
AU_AIS	Administrative Unit Alarm Indication Signal	管理单元告警指示信号	重要	通信
R_OOF	Receive Out of Frame	线路接收侧帧失步	紧急	通信
MS_AIS	Multiplex Section Alarm Indication Signal	复用段告警指示	重要	通信
HP_LOM	Higher Order Path Loss of Multiframe	高阶通道复帧丢失	重要	通信
TU_AIS	Tributary Unit Alarm Indication Signal	支路单元告警指示信号	重要	通信
TU_LOP	Tributary Unit Loss of Pointer	支路单元指针丢失	重要	通信
LFA	Loss of Frame Alignment	基帧失步告警	重要	通信
RFA	Remote Alarm of Framing El/T1 Frame	成帧E1/T1帧对远端告警	次要	通信

Table 2. [in Chinese]

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Table 2. [in Chinese]

	未联合网络拓扑方案	联合网络拓扑方案
单故障场景的定位时长/ms	7.2	7.2
单故障场景的准确率(%)	95.89	95.89
多故障场景的定位时长/ms	7.8	7.8
多故障场景的准确率(%)	68.27	68.27

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Jian-xing HAN, Zhuo-tong LI, Yin-ji JING, Yong-li ZHAO, Jie ZHANG. Optical Network Multi-fault Localization based on Network Topology and Knowledge Graph[J]. Study On Optical Communications, 2022, 48(4): 27

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