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<http://webisa.webdatacommons.org/27371227>	<http://www.w3.org/ns/prov#value>	" image processing methodUS2002000621224 Abr 200117 Ene 2002Rhoads Geoffrey B.Digital watermarking apparatus and methodsUS2002000920913 Jun 200124 Ene 2002Hisashi InoueDigital information embedding/extracting apparatus and method, and medium including a program for executing the method recorded thereonUS200200446905 Jul 200118 Abr 2002Burgess Ken L.Method for matching geographic information with re" .