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Albert Deirchow Lin, Patrick John Graydon, Justin Eliot Busch, Maureen Caudill, Nancy Ann Chinchor, Jason Chun Ming Tseng, Lei Wang, Bryner Sabido Pancho, Kenneth Scott Klein, Yuri Adrian Tijerino: Concept-based search and retrieval system. Banner & Witcoff, January 6, 2004: US06675159 (701 worldwide citation)

A concept-based indexing and search system indexes collections of documents with ontology-based predicate structures through automated and/or human-assisted methods. The system extracts the concepts behind user queries to return only those documents that match those concepts. The concept based searc ...


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Lin Albert Deirchow, Graydon Patrick John, Busch Justin Eliot, Caudill Maureen, Chinchor Nancy Ann, Chung Ming, Tseng Jason, Wang Lei, Pancho Bryner Sabido, Klein Kenneth Scott, Tijerino Yuri Adrian: Concept-based search and retrieval system. Science Applications International Corporation, ROBINSON Douglas W, February 7, 2002: WO/2002/010980

A concept-based indexing and search system (100) indexes collections of documents (180) with ontology-based predicate structures (120, 140) through automated and/or human-assisted methods. The system extracts the concepts behind user queries to return only those documents that match those concepts. ...