Router Naming Convention for openx.org, 201304

Router Naming Convention for openx.org, 201304

Regular Expressions:

^ox-\d+-\d+-\d+-\d+\.([a-z]+\.dc)\.openx\.org$

Statistics:

Training routers with at least two clustered interfaces: 3
Positive Predictive Value: 0.857
True Positives (green): 6
False Positives (red): 1
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 0
Training routers with a single interface in suffix: 0

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:

		ca.dc
173.241.250.243	+	ox-173-241-250-243.ca.dc.openx.org
173.241.250.245	+	ox-173-241-250-245.ca.dc.openx.org

		lc.dc
173.241.244.227	+	ox-173-241-244-227.lc.dc.openx.org
173.241.244.229	+	ox-173-241-244-229.lc.dc.openx.org

		xv.dc
173.241.242.243	+	ox-173-241-242-243.xv.dc.openx.org
173.241.242.249	+	ox-173-241-242-249.xv.dc.openx.org

		xv.dc
206.126.236.218	!	ox-173-241-242-250.xv.dc.openx.org
168.143.105.50		xe-0-0-0-4.r04.asbnva02.us.ce.gin.ntt.net