About: 2d bar code

Premodifier: 2d bar
Head noun: code

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

Broader concepts

label	provenance	confidence
bar code	isap:177192763	0.824284
datum	isap:90947100	0.381002

Narrower concepts

label	provenance	confidence
qr code	isap:177192706	0.764246
datum matrix	isap:499811585	0.734040
qr	isap:332790619	0.305666