Research on OTN Service Delay Estimation Method based on Machine Learning

Table 1. The characteristic variables of OTN service delay estimation
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Table 1. The characteristic variables of OTN service delay estimation
纤缆长度/km SNC 经过的纤缆长度和
特征变量X 离散化设备CC次数 α型设备ODU0
β型设备ODU0
γ型设备ODU2
α型设备ODU4
…
OMS
OCH
ETH
因变量y 业务时延/μs SNC时延

Table 2. Sample example of the OTN service delay estimation

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Table 2. Sample example of the OTN service delay estimation

SNC ID	光纤长度/km	CC/个								时延/μs
SNC ID	光纤长度/km	OMS	OCH	ODU4	ODU2	ODU2e	ODU1	ODU0	ODU flex	时延/μs
100001	732.90	23	12	0	0	2	0	0	0	7 509
100002	666.08	20	21	0	0	2	0	0	0	6 977
100003	279.49	5	10	0	0	2	0	0	0	2 953
100004	1 749.29	268	46	0	9	0	0	0	0	19 859
100005	72.40	28	8	0	3	0	0	0	0	1 322
100006	1 065.15	88	16	2	0	0	0	0	0	10 780
100007	249.84	28	12	2	0	0	0	0	0	3 003
100008	2 135.91	134	33	4	0	0	0	0	0	21 384
100009	170.27	38	8	0	0	0	3	0	0	2 308
100010	124.81	28	8	0	0	0	3	0	0	1 796
100011	1 385.21	183	50	0	0	0	0	0	10	17 276
100012	2 464.19	330	59	0	0	0	0	0	14	28 000
100013	398.70	37	6	0	0	0	0	3	0	4 318

Table 3. The parameters of OTN service delay estimation model

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Table 3. The parameters of OTN service delay estimation model

特征变量	线性回归模型时延贡献值	SVR模型时延贡献值
纤缆长度/km	9.120 915 38	8.773 480 13
OMS CC/次	5.826 764 23	8.865 723 25
OCH CC/次	25.532 994 60	26.637 031 31
ODU4 CC/次	147.795 389 46	166.759 173 14
ODU2 CC/次	92.902 193 80	71.360 125 41
ODU2E CC/次	89.398 567 22	210.421 069 55
ODU1 CC/次	99.208 154 32	105.436 130 76
ODU0 CC/次	126.202 498 61	110.280 888 68
ODU flex CC/次	194.583 762 33	189.591 635 61

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Ganggang YANG, Zhugui SHAO, Xianrong JIANG. Research on OTN Service Delay Estimation Method based on Machine Learning[J]. Study On Optical Communications, 2024, 50(6): 23011401

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