Method and Apparatus for Detecting and Interpreting Price Label Text

Patent №

US 11,600,084

Granted

2023-03-07

Filed 2019

Owner

ZEBRA TECHNOLOGIES CORPORATION

Lab

AI components

2

nlp · vision

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

16610852

A method of price text detection by an imaging controller comprises obtaining, by the imaging controller, an image of a shelf supporting labels bearing price text, generating, by the imaging controller, a plurality of text regions containing candidate text elements from the image, assigning, by the imaging controller, a classification to each of the text regions, selected from a price text classification and a non-price text classification. The imaging controller, within each of a subset of the text regions having the price text classification: detects a price text sub-region and generates a price text string by applying character recognition to the price text sub-region. The method further includes presenting, by the imaging controller, the locations of the subset of text regions, in association with the corresponding price text strings.

Natural languageVisionG06K 7/1447G06F 18/22G06Q 30/02G06V 10/267G06V 10/50G06V 20/63G06V 30/15G06V 30/18086+2 more

AI classification

Vision1.00
Natural language0.99
Knowledge representation0.24
AI hardware0.03
Planning0.02
Machine learning0.01
Evolutionary computation0.00
Speech0.00

Ownership

ZEBRA TECHNOLOGIES CORPORATION

assignment · 608740450

Assignors

ZHAO, MINGXI, ZHANG, YAN, O'CONNELL, KEVIN J., FAN, ZHI-GANG

On an employer assignment, the assignors are typically the inventors.

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