About: http://webisa.webdatacommons.org/51308321

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	This signal must be random i.e. nonperiodic, and therefore consisting of continuous spectral components with sufficient statistical independence.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com