Abstract: A document is compared to the documents in a document collection using a hash algorithm and collection statistics to detect if the document is similar to any of the documents in the document collection.
Type:
Grant
Filed:
February 1, 2012
Date of Patent:
October 15, 2013
Assignee:
Alion Science and Technology Corporation
Abstract: A document is compared to the documents in a document collection using a hash algorithm and collection statistics to detect if the document is similar to any of the documents in the document collection.
Type:
Grant
Filed:
December 21, 2009
Date of Patent:
March 6, 2012
Assignee:
Alion Science and Technology Corporation