Router Naming Convention for dti.ne.jp, 201603

Regular Expressions:

^(hippo-2)\.[a-z]+\d+\.([a-z]+)\.dti\.ne\.jp$

Statistics:

Training routers with at least two clustered interfaces: 1
Positive Predictive Value: 0.250
True Positives (green): 2
False Positives (red): 6
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 6
Training routers with a single interface in suffix: 6

Legend:

Green	+	Inferred identifier, true positive when evaluated against training data
Orange	-	Inferred identifier, false negative when evaluated against training data
Red	!	Inferred identifier, false positive when evaluated against training data
Red	x	Inferred identifier, but contains part of IP address literal embedded in hostname
	~	False negative, not matched
	o	No regex matched the interface, but the interface was the only interface in this suffix on the router
	*	A filter regex matched the interface

Evaluation against training data:

		hippo-2\|eacc
203.181.71.149	+	hippo-2.e27.eacc.dti.ne.jp
203.181.71.157	+	hippo-2.e9.eacc.dti.ne.jp
61.245.32.149		61.245.32.149.er.eaccess.ne.jp
61.245.32.157		61.245.32.157.er.eaccess.ne.jp

		hippo-2\|eacc
203.181.71.28	~	hippo-1.e10.eacc.dti.ne.jp
203.181.71.150	!	hippo-2.e16.eacc.dti.ne.jp
61.245.32.150		61.245.32.150.er.eaccess.ne.jp
61.245.32.158		61.245.32.158.er.eaccess.ne.jp

		hippo-2\|eacc
203.181.71.43	~	hippo-1.e31.eacc.dti.ne.jp
203.181.71.171	!	hippo-2.e31.eacc.dti.ne.jp
61.245.32.171		61.245.32.171.er.eaccess.ne.jp

		hippo-2\|eacc
203.181.71.132	!	hippo-2.e3.eacc.dti.ne.jp
203.181.71.2		lac-gate2-1-1.e.eacc.dti.ad.jp
203.181.71.10		lac-gate2-2-1.e.eacc.dti.ad.jp
61.245.32.132		61.245.32.132.er.eaccess.ne.jp
61.245.32.140		61.245.32.140.er.eaccess.ne.jp

		hippo-2\|eacc
203.181.71.133	!	hippo-2.e2.eacc.dti.ne.jp
61.245.32.133		61.245.32.133.er.eaccess.ne.jp

		hippo-2\|eacc
203.181.71.140	!	hippo-2.e13.eacc.dti.ne.jp

		hippo-2\|eacc
203.181.71.189	!	hippo-2.e19.eacc.dti.ne.jp
61.245.32.189		61.245.32.189.er.eaccess.ne.jp

203.181.71.12	~	hippo-1.e13.eacc.dti.ne.jp
203.181.71.4	~	hippo-1.e3.eacc.dti.ne.jp
61.245.32.134		61.245.32.134.er.eaccess.ne.jp
61.245.32.142		61.245.32.142.er.eaccess.ne.jp

203.181.74.29	~	hippo-1.w10.eacc.dti.ne.jp
203.181.74.5	~	hippo-1.w2.eacc.dti.ne.jp
61.245.64.29		61.245.64.29.er.eaccess.ne.jp

203.181.71.21	o	hippo-1.e27.eacc.dti.ne.jp
203.181.71.26		lac-gate2-4-1.e.eacc.dti.ad.jp
61.245.32.156		61.245.32.156.er.eaccess.ne.jp

203.181.71.44	o	hippo-1.e30.eacc.dti.ne.jp
61.245.32.172		61.245.32.172.er.eaccess.ne.jp

203.181.71.52	o	hippo-1.e101.eacc.dti.ne.jp
61.245.32.180		61.245.32.180.er.eaccess.ne.jp

203.181.74.4	o	hippo-1.w3.eacc.dti.ne.jp
61.245.64.28		61.245.64.28.er.eaccess.ne.jp
61.245.64.4		61.245.64.4.er.eaccess.ne.jp

203.181.74.27	o	hippo-1.w19.eacc.dti.ne.jp
61.245.64.27		61.245.64.27.er.eaccess.ne.jp
61.245.64.3		61.245.64.3.er.eaccess.ne.jp

203.181.74.44	o	hippo-1.w16.eacc.dti.ne.jp
61.245.64.44		61.245.64.44.er.eaccess.ne.jp