About: http://webisa.webdatacommons.org/281474745

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	There have been efforts to decrease the amount of data in digital audio signals using such methods, but there are large variations in the efficiency of the digital audio signals depending on the types of the signals.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com