<http://webisa.webdatacommons.org/281770963>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/390435422>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/281770963> .
<http://webisa.webdatacommons.org/281770963>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .
<http://webisa.webdatacommons.org/281770963>	<http://www.w3.org/ns/prov#value>	"This document describes methods and systems for time-frequency domain watermarking of media signals, such as audio and video signals." .
<http://webisa.webdatacommons.org/prov/156045689>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/281770963> .