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:
Jun. 09, 2026

Filed:

Feb. 09, 2021
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventors:

Rafael Borges, Porto Alegre, BR;

Lucas Nedel Kirsten, Porto Alegre, BR;

Luis Fernando Becker Santos, Porto Alegre, BR;

Ricardo Ribani, Barueri, BR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 7/13 (2017.01);
U.S. Cl.
CPC ...
G06T 7/13 (2017.01); G06T 2207/20076 (2013.01); G06T 2207/20081 (2013.01); G06T 2207/20084 (2013.01); G06T 2207/30176 (2013.01);
Abstract

A backbone machine learning model is applied to a captured image of a number of documents to identify image features of the captured image. A head machine learning model is applied to the image features to identify a number of candidate quadrilaterals within the captured image. An edge detection technique is applied to each candidate quadrilateral to identify edges of a corresponding document of the captured image within the candidate quadrilateral.


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