Router Naming Convention for u-tokyo.ac.jp, 201412

Router Naming Convention for u-tokyo.ac.jp, 201412

Regular Expressions:

^([a-z]+\d+)-[a-z]+\d+\.nc\.u-tokyo\.ac\.jp$

Statistics:

Training routers with at least two clustered interfaces: 3
Positive Predictive Value: 1.000
True Positives (green): 6
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 0
Training routers with a single interface in suffix: 2

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:

		ra37
133.11.127.78	+	ra37-vlan3.nc.u-tokyo.ac.jp
133.11.125.237	+	ra37-vlan566.nc.u-tokyo.ac.jp
150.99.190.102		utnet-1.gw.sinet.ad.jp

		ra39
133.11.206.153	+	ra39-vlan336.nc.u-tokyo.ac.jp
133.11.127.90	+	ra39-vlan5.nc.u-tokyo.ac.jp

		rp31
133.11.125.2	+	rp31-vlan13.nc.u-tokyo.ac.jp
133.11.125.10	+	rp31-vlan73.nc.u-tokyo.ac.jp

133.11.125.218	o	ra41-fe0-0.nc.u-tokyo.ac.jp

157.82.77.65	o	gw04-mst-e.rcast.u-tokyo.ac.jp