CN107533645A - 双嵌入式光学字符识别(ocr)引擎 - Google Patents

双嵌入式光学字符识别(ocr)引擎 Download PDF

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Publication number
CN107533645A
CN107533645A CN201680023117.9A CN201680023117A CN107533645A CN 107533645 A CN107533645 A CN 107533645A CN 201680023117 A CN201680023117 A CN 201680023117A CN 107533645 A CN107533645 A CN 107533645A
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China
Prior art keywords
read
reading
ocr engine
license plate
confidence level
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CN201680023117.9A
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English (en)
Chinese (zh)
Inventor
彼得·伊什泰奈什
斯蒂芬妮·R·舒马赫
本杰明·W·沃森
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3M Innovative Properties Co
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3M Innovative Properties Co
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Publication of CN107533645A publication Critical patent/CN107533645A/zh
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/60—Type of objects
    • G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
    • G06V20/63—Scene text, e.g. street names
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/25—Fusion techniques
    • G06F18/254—Fusion techniques of classification results, e.g. of results related to same input data
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/77—Processing image or video features in feature spaces; using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]; Blind source separation
    • G06V10/80—Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level
    • G06V10/809—Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level of classification results, e.g. where the classifiers operate on the same input data
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/60—Type of objects
    • G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
    • G06V20/625—License plates

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Artificial Intelligence (AREA)
  • Multimedia (AREA)
  • Evolutionary Computation (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • Character Discrimination (AREA)
CN201680023117.9A 2015-04-20 2016-04-06 双嵌入式光学字符识别(ocr)引擎 Pending CN107533645A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562149809P 2015-04-20 2015-04-20
US62/149,809 2015-04-20
PCT/US2016/026094 WO2016171901A1 (en) 2015-04-20 2016-04-06 Dual embedded optical character recognition (ocr) engines

Publications (1)

Publication Number Publication Date
CN107533645A true CN107533645A (zh) 2018-01-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680023117.9A Pending CN107533645A (zh) 2015-04-20 2016-04-06 双嵌入式光学字符识别(ocr)引擎

Country Status (7)

Country Link
US (1) US20180107892A1 (https=)
EP (1) EP3286693A1 (https=)
JP (1) JP2018513495A (https=)
CN (1) CN107533645A (https=)
AR (1) AR104321A1 (https=)
TW (1) TW201702936A (https=)
WO (1) WO2016171901A1 (https=)

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CN109948634A (zh) * 2017-12-21 2019-06-28 江苏奥博洋信息技术有限公司 一种判断两张图像特征是否一致的方法
CN110254438A (zh) * 2018-03-12 2019-09-20 松下知识产权经营株式会社 信息处理装置及程序记录介质
CN110490185A (zh) * 2019-08-23 2019-11-22 北京工业大学 一种基于多次对比矫正ocr名片信息识别改进方法

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US10963720B2 (en) * 2018-05-31 2021-03-30 Sony Corporation Estimating grouped observations
CN109271967B (zh) * 2018-10-16 2022-08-26 腾讯科技（深圳）有限公司 图像中文本的识别方法及装置、电子设备、存储介质
JP7317612B2 (ja) * 2019-07-18 2023-07-31 キヤノン株式会社 情報処理装置、情報処理方法及びプログラム
JP2021068202A (ja) * 2019-10-24 2021-04-30 富士ゼロックス株式会社 情報処理装置及びプログラム
EP3926535A1 (en) 2020-06-17 2021-12-22 JENOPTIK Traffic Solutions UK Ltd Methods for automatic number plate recognition systems
CN112257541A (zh) * 2020-10-16 2021-01-22 浙江大华技术股份有限公司 车牌识别方法以及电子设备、计算机可读存储介质
US12469097B2 (en) 2020-12-15 2025-11-11 Selex Es Inc. Systems and methods for electronic signature tracking
AU2022234565B2 (en) * 2021-03-10 2025-04-24 Leonardo Us Cyber And Security Solutions, Llc Systems and methods for vehicle information capture using white light
US20220309809A1 (en) * 2021-03-24 2022-09-29 Neology, Inc. Vehicle identification profile methods and systems at the edge
EP4399700A4 (en) 2021-09-09 2025-01-22 Leonardo US Cyber And Security Solutions, LLC SYSTEMS AND METHODS FOR TRACKING AND ANALYZING ELECTRONIC SIGNATURE
US12562070B2 (en) 2021-11-18 2026-02-24 Leonardo Us Cyber And Security Solutions, Llc Systems and methods for tracking aircraft
WO2023141197A1 (en) 2022-01-24 2023-07-27 Selex Es Inc. Systems and methods for parking management
WO2023163900A1 (en) 2022-02-25 2023-08-31 Selex Es Inc. Systems and methods for electronic surveillance
CN114694152B (zh) * 2022-04-01 2023-03-24 江苏行声远科技有限公司 基于三源ocr结果的印刷文本可信度融合方法及装置
CN119729234A (zh) * 2023-09-27 2025-03-28 神基科技股份有限公司 多模块影像系统与影像同步方法

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US20120134589A1 (en) * 2010-11-27 2012-05-31 Prakash Reddy Optical character recognition (OCR) engines having confidence values for text types
US20140348392A1 (en) * 2013-05-22 2014-11-27 Xerox Corporation Method and system for automatically determining the issuing state of a license plate
US9043349B1 (en) * 2012-11-29 2015-05-26 A9.Com, Inc. Image-based character recognition

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CN101692313A (zh) * 2009-07-03 2010-04-07 华东师范大学 基于嵌入式平台的便携式车辆识别装置
US20120134589A1 (en) * 2010-11-27 2012-05-31 Prakash Reddy Optical character recognition (OCR) engines having confidence values for text types
US9043349B1 (en) * 2012-11-29 2015-05-26 A9.Com, Inc. Image-based character recognition
US20140348392A1 (en) * 2013-05-22 2014-11-27 Xerox Corporation Method and system for automatically determining the issuing state of a license plate

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109948634A (zh) * 2017-12-21 2019-06-28 江苏奥博洋信息技术有限公司 一种判断两张图像特征是否一致的方法
CN110254438A (zh) * 2018-03-12 2019-09-20 松下知识产权经营株式会社 信息处理装置及程序记录介质
CN110254438B (zh) * 2018-03-12 2024-08-13 松下知识产权经营株式会社 信息处理装置及程序记录介质
CN110490185A (zh) * 2019-08-23 2019-11-22 北京工业大学 一种基于多次对比矫正ocr名片信息识别改进方法

Also Published As

Publication number Publication date
WO2016171901A1 (en) 2016-10-27
EP3286693A1 (en) 2018-02-28
US20180107892A1 (en) 2018-04-19
AR104321A1 (es) 2017-07-12
TW201702936A (zh) 2017-01-16
JP2018513495A (ja) 2018-05-24

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