About: http://webisa.webdatacommons.org/178770698

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	These vectors are verysparse, containing mostly zeroes ??? because any one document contains a very smallpercentage of the terms in the collection.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net