About: http://webisa.webdatacommons.org/298264813

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	Detecting when voices are or are not present is an outstanding problem for speech transmission, enhancement and recognition.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com