PT3599572T - Método e aparelho para reconhecer uma placa de matrícula de um veículo - Google Patents

Método e aparelho para reconhecer uma placa de matrícula de um veículo

Info

Publication number
PT3599572T
PT3599572T PT181859539T PT18185953T PT3599572T PT 3599572 T PT3599572 T PT 3599572T PT 181859539 T PT181859539 T PT 181859539T PT 18185953 T PT18185953 T PT 18185953T PT 3599572 T PT3599572 T PT 3599572T
Authority
PT
Portugal
Prior art keywords
recognizing
vehicle
license plate
license
plate
Prior art date
Application number
PT181859539T
Other languages
English (en)
Original Assignee
JENOPTIK Traffic Solutions UK Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JENOPTIK Traffic Solutions UK Ltd filed Critical JENOPTIK Traffic Solutions UK Ltd
Publication of PT3599572T publication Critical patent/PT3599572T/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
    • G06V10/443—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components by matching or filtering
    • G06V10/449—Biologically inspired filters, e.g. difference of Gaussians [DoG] or Gabor filters
    • G06V10/451—Biologically inspired filters, e.g. difference of Gaussians [DoG] or Gabor filters with interaction between the filter responses, e.g. cortical complex cells
    • G06V10/454—Integrating the filters into a hierarchical structure, e.g. convolutional neural networks [CNN]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G06F18/241—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/045—Combinations of networks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/08—Learning methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N5/00—Computing arrangements using knowledge-based models
    • G06N5/04—Inference or reasoning models
    • G06N5/046—Forward inferencing; Production systems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06V10/82—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/14—Image acquisition
    • G06V30/148—Segmentation of character regions
    • G06V30/153—Segmentation of character regions using recognition of characters or words
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Data Mining & Analysis (AREA)
  • Computing Systems (AREA)
  • Software Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Biophysics (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Databases & Information Systems (AREA)
  • Medical Informatics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Image Analysis (AREA)
  • Character Discrimination (AREA)
  • Traffic Control Systems (AREA)
PT181859539T 2018-07-27 2018-07-27 Método e aparelho para reconhecer uma placa de matrícula de um veículo PT3599572T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18185953.9A EP3599572B1 (en) 2018-07-27 2018-07-27 Method and apparatus for recognizing a license plate of a vehicle

Publications (1)

Publication Number Publication Date
PT3599572T true PT3599572T (pt) 2021-12-07

Family

ID=63079772

Family Applications (1)

Application Number Title Priority Date Filing Date
PT181859539T PT3599572T (pt) 2018-07-27 2018-07-27 Método e aparelho para reconhecer uma placa de matrícula de um veículo

Country Status (8)

Country Link
US (1) US10963722B2 (pt)
EP (1) EP3599572B1 (pt)
CN (1) CN110781880A (pt)
AU (1) AU2019204641B2 (pt)
ES (1) ES2900162T3 (pt)
LT (1) LT3599572T (pt)
PL (1) PL3599572T3 (pt)
PT (1) PT3599572T (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111062396B (zh) * 2019-11-29 2022-03-25 深圳云天励飞技术有限公司 车牌号码识别方法、装置、电子设备及存储介质
CN111368645A (zh) * 2020-02-14 2020-07-03 北京澎思科技有限公司 用于识别多标签车牌的方法、装置、电子设备和可读介质
CN111444788B (zh) * 2020-03-12 2024-03-15 成都旷视金智科技有限公司 行为识别的方法、装置及计算机存储介质
CN111914834B (zh) * 2020-06-18 2024-04-02 绍兴埃瓦科技有限公司 图像识别方法、装置、计算机设备和存储介质
KR102161948B1 (ko) * 2020-06-29 2020-10-06 이홍기 신경망을 이용한 차량 번호판 인식 기술이 적용된 주차 유도 시스템 및 이의 주차 차량 위치 정보 제공 방법
KR102161949B1 (ko) * 2020-06-29 2020-10-06 이홍기 신경망을 이용한 차량 번호판 인식 기술이 적용된 통합 주차 관리 방법 및 시스템
KR102157989B1 (ko) * 2020-06-29 2020-09-18 이홍기 신경망을 이용한 차량 번호판 인식 기술이 적용된 불법 주정차 단속 방법 및 시스템
KR102157990B1 (ko) * 2020-06-29 2020-09-21 이홍기 신경망을 이용한 차량 번호판 인식 방법 및 시스템
KR102194890B1 (ko) * 2020-06-29 2020-12-24 이홍기 신경망을 이용한 차량 번호판 인식 기술이 적용된 무인 단속 및 도로 방범 방법 및 시스템
CN111860219B (zh) * 2020-06-30 2024-01-05 杭州科度科技有限公司 一种高速占道判断方法、装置及电子设备
CN113408574B (zh) * 2021-05-11 2022-06-07 浙江大华技术股份有限公司 一种车牌分类方法、车牌分类装置和计算机可读存储介质
CN114067303B (zh) * 2021-11-01 2024-05-07 北京智芯原动科技有限公司 一种车牌识别方法及装置
TWI786946B (zh) * 2021-11-15 2022-12-11 國立雲林科技大學 金屬製品表面之文字辨識方法
CN114463537A (zh) * 2022-01-06 2022-05-10 深圳市景阳信息技术有限公司 一种车牌的识别方法、装置、终端及可读存储介质
CN114937269B (zh) * 2022-05-05 2023-01-24 交通运输部水运科学研究所 一种基于英文和汉字联合的船舶号牌识别方法及系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9785855B2 (en) * 2015-12-17 2017-10-10 Conduent Business Services, Llc Coarse-to-fine cascade adaptations for license plate recognition with convolutional neural networks
CN105956626A (zh) * 2016-05-12 2016-09-21 成都新舟锐视科技有限公司 基于深度学习的对车牌位置不敏感的车牌识别方法
US20180101750A1 (en) * 2016-10-11 2018-04-12 Xerox Corporation License plate recognition with low-rank, shared character classifiers
CN108268867B (zh) * 2016-12-30 2020-10-30 杭州海康威视数字技术股份有限公司 一种车牌定位方法及装置
CN107085723A (zh) * 2017-03-27 2017-08-22 新智认知数据服务有限公司 一种基于深度学习模型的车牌字符整体识别方法
CN106980854A (zh) * 2017-03-29 2017-07-25 珠海习悦信息技术有限公司 车牌号码识别方法、装置、存储介质及处理器
US11030466B2 (en) * 2018-02-11 2021-06-08 Nortek Security & Control Llc License plate detection and recognition system

Also Published As

Publication number Publication date
LT3599572T (lt) 2021-12-27
EP3599572B1 (en) 2021-09-01
AU2019204641A1 (en) 2020-02-13
EP3599572A1 (en) 2020-01-29
PL3599572T3 (pl) 2022-01-17
AU2019204641B2 (en) 2020-10-29
US20200034647A1 (en) 2020-01-30
CN110781880A (zh) 2020-02-11
US10963722B2 (en) 2021-03-30
ES2900162T3 (es) 2022-03-16

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