TEXT LOCATION METHOD AND APPARATUS

Patent №

US 11,270,146

Granted

2022-03-08

Filed 2020

Owner

KONICA MINOLTA BUSINESS SOLUTIONS U.S.A., INC.

Lab

AI components

5

ml · nlp · vision · speech · hardware

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

16836662

Aspects of the present invention provide a new text location technique, which can be applied to general handwriting detection at a variety of levels, including characters, words, and sentences. The inventive technique is efficient in training deep learning systems to locate text. The technique works for different languages, for text in different orientations, and for overlapping text. In one aspect, the technique's ability to separate overlapping text also makes the technique useful in application to overlapping objects. Embodiments take advantage of a so-called skyline appearance that text tends to have. Recognizing a skyline appearance for text can facilitate the proper identification of bounding boxes for the text. Even in the case of overlapping text, discernment of a skyline appearance for words can help with the proper identification of bounding boxes for each of the overlapping text words/phrases, thereby facilitating the separation of the text for purposes of recognition.

Machine learningNatural languageVisionSpeechAI hardwareH04N 1/00331G02B 27/46G06F 40/10G06T 11/00G06T 11/20G06V 10/82G06V 20/62G06V 30/18057+7 more

AI classification

Natural language1.00
Vision1.00
Machine learning1.00
Speech1.00
AI hardware1.00
Knowledge representation0.04
Evolutionary computation0.00
Planning0.00

Ownership

KONICA MINOLTA BUSINESS SOLUTIONS U.S.A., INC.

assignment · 534960772

Assignors

WEI, JUNCHAO

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

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