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Article: French Inventor Develops Content-Based Copy Identification Method
- Article from:
- US Fed News Service, Including US State News
- Article date:
- July 22, 2008
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ALEXANDRIA, Va., July 22 -- Alexis Joly of Paris has developed a copy identifying method.
According to the U.S. Patent & Trademark Office: "This invention is a method dedicated to pseudo-invariant features retrieval and, more particularly, applied to content-based copy identification. The range of a query is computed during the search according to deviation statistics between original and observed features. This approximate search range is directly mapped onto a Hilbert's space-filling curve allowing an efficient access to the database. Such a method is sublinear in database size and does not suffer from dimensionality problems."
The inventor was issued U.S. Patent No. 7,400,784 on July ...