Research on Positioning and Monitoring Method of Pipeline Abnormal State Based on Sliding Window Outlier Analysis

Table 3

Monitoring data of case 2 and case 3.

Case	False alarm rate (%)	Alarm threshold (mm)	Detection delay (s)	Result range (m)
Case 2	0	L1: 2.705	370	L1: 3.42∼5.15
		L2: 3.407		L2: 10.55∼11.75
Case 3	0	L1: 3.168	360	L1: 3.73∼4.95
		L2: 3.492		L2: 10.54∼11.75