About: digital sign

Premodifier: digital
Head noun: sign

Same concepts
http://dbpedia.org/resource/Digital_signage

Broader concepts

label	provenance	confidence
technology	isap:189973982	0.566294
device	isap:302194999	0.480642
system	isap:309870436	0.438012
business visibility	isap:190141192	0.122860

Narrower concepts

label	provenance	confidence