About: crowd sourcing

Premodifier: crowd
Head noun: sourcing

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

Broader concepts

label	provenance	confidence
topic	isap:361426679	0.562901
method	isap:482625551	0.560271
technique	isap:184278372	0.519448

Narrower concepts

label	provenance	confidence