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.

Date of Patent:
Mar. 31, 2015

Filed:

Aug. 29, 2012
Applicants:

Hui Cheng, Bridgewater, NJ (US);

Jiangjian Xiao, Plainsboro, NJ (US);

Harpreet Sawhney, West Windsor, NJ (US);

Inventors:

Hui Cheng, Bridgewater, NJ (US);

Jiangjian Xiao, Plainsboro, NJ (US);

Harpreet Sawhney, West Windsor, NJ (US);

Assignee:

SRI International, Menlo Park, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/46 (2006.01); G06T 7/20 (2006.01); G06K 9/00 (2006.01); G06K 9/32 (2006.01);
U.S. Cl.
CPC ...
G06T 7/20 (2013.01); G06K 9/00771 (2013.01); G06K 2009/3291 (2013.01);
Abstract

A computer implemented method for deriving an attribute entity network (AEN) from video data is disclosed, comprising the steps of: extracting at least two entities from the video data; tracking the trajectories of the at least two entities to form at least two tracks; deriving at least one association between at least two entities by detecting at least one event involving the at least two entities, said detecting of at least one event being based on detecting at least one spatio-temporal motion correlation between the at least two entities; and constructing the AEN by creating a graph wherein the at least two objects form at least two nodes and the at least one association forms a link between the at least two nodes.


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