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:
Apr. 07, 2026

Filed:

Nov. 27, 2024
Applicant:

Axis Ab, Lund, SE;

Inventors:

Niclas Danielsson, Lund, SE;

Christian Colliander, Lund, SE;

Amanda Nilsson, Lund, SE;

Sarah Laross, Lund, SE;

Assignee:

AXIS AB, Lund, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 20/40 (2022.01); G06T 7/246 (2017.01); G06T 7/73 (2017.01); G06V 10/75 (2022.01);
U.S. Cl.
CPC ...
G06V 20/48 (2022.01); G06T 7/248 (2017.01); G06T 7/74 (2017.01); G06V 10/751 (2022.01); G06T 2207/10016 (2013.01); G06T 2207/20076 (2013.01);
Abstract

A computer-implemented method of tracking objects in a video sequence of a scene comprises determining a location of a sink in the scene where objects exit the scene and a location of a source where objects enter the scene; tracking a first object moving in the scene using a re-identification algorithm, wherein the first object is associated with a re-identification threshold of the re-identification algorithm; detecting that the first object has exited the scene at the sink; and responsive to detecting that the first object has exited the scene at the sink, adjusting the re-identification threshold associated with the first object such that a probability that the re-identification algorithm re-identifies a second object, entering the scene at the source after the first object has exited the scene at the sink, as the first object is reduced.


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