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:
Apr. 12, 2022
Filed:
Apr. 09, 2020
Applicant:
Avigilon Corporation, Vancouver, CA;
Inventors:
Dharanish Kedarisetti, Somerville, MA (US);
Peter Venetianer, McLean, VA (US);
Assignee:
AVIGILON CORPORATION, Vancouver, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 40/20 (2022.01); G06V 20/40 (2022.01); G06V 20/52 (2022.01);
U.S. Cl.
CPC ...
G06V 40/20 (2022.01); G06V 20/40 (2022.01); G06V 20/53 (2022.01); G06V 20/44 (2022.01);
Abstract
A method of detecting an anomaly is provided, including dividing each frame of a video stream into a plurality of cells; in each cell formulate statistics based on metadata generated for the frame, the metadata related to presence of an object in the cell, velocity of objects in the cell, direction of motion of objects in the cell, and classification of objects in the cell; and using the formulated statistics to determine when the anomalous activity has occurred in one of the cells of the plurality of cells.