The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2005
Filed:
May. 15, 2000
Applicant:
Mehdi Nassehi, Horgen, CH;
Inventor:
Mehdi Nassehi, Horgen, CH;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F015/18 ;
U.S. Cl.
CPC ...
Abstract
A computerized method, encoded on a computer-readable medium, of detecting anomalies in an event stream. The method comprises at least two acts. In a first act, the method uses a tree structure to extract a grammar having an associated set of rules, from a sample of normal behavior. In a second act, the method checks an event stream against the rules of the grammar to detect anomalies.