Patent Number: 7,613,316

Title: Methods and apparatus for detecting objects in baggage

Abstract: A method of detecting a presence or absence of subject matter of interest, for example, sheet explosives and/or other potential threat objects is provided by various local and/or global gradient analysis methods including determining characteristics of gradient information of regions in an X-ray image to determine if the regions are associated with subject matter of interest for which detection may be desired, for example, contraband, explosives and/or other prohibited or unauthorized material.

Inventors: Mahdavieh; Yaghoub (Palm Harbor, FL)

Assignee: L-3 Communications Security and Detection Systems Inc.

International Classification: G06K 9/00 (20060101); G01N 23/04 (20060101)

Expiration Date: 1/03/02017