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GB2535853B - Annotation free license plate recognition method and system - Google Patents

Annotation free license plate recognition method and system Download PDF

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Publication number
GB2535853B
GB2535853B GB1600476.4A GB201600476A GB2535853B GB 2535853 B GB2535853 B GB 2535853B GB 201600476 A GB201600476 A GB 201600476A GB 2535853 B GB2535853 B GB 2535853B
Authority
GB
United Kingdom
Prior art keywords
annotation
license plate
recognition method
plate recognition
free license
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
GB1600476.4A
Other versions
GB201600476D0 (en
GB2535853A (en
Inventor
Bulan Orhan
Kozitsky Vladimir
M Burry Aaron
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Conduent Business Services LLC
Original Assignee
Conduent Business Services LLC
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
Priority claimed from US14/658,713 external-priority patent/US9536315B2/en
Application filed by Conduent Business Services LLC filed Critical Conduent Business Services LLC
Publication of GB201600476D0 publication Critical patent/GB201600476D0/en
Publication of GB2535853A publication Critical patent/GB2535853A/en
Application granted granted Critical
Publication of GB2535853B publication Critical patent/GB2535853B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
    • G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/285—Selection of pattern recognition techniques, e.g. of classifiers in a multi-classifier system
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N20/00—Machine learning
    • G06N20/10—Machine learning using kernel methods, e.g. support vector machines [SVM]
    • 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
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N20/00—Machine learning
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
  • Data Mining & Analysis (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Software Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computing Systems (AREA)
  • Medical Informatics (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Image Analysis (AREA)
GB1600476.4A 2015-01-13 2016-01-11 Annotation free license plate recognition method and system Active GB2535853B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562102692P 2015-01-13 2015-01-13
US14/658,713 US9536315B2 (en) 2015-01-13 2015-03-16 Annotation free license plate recognition method and system

Publications (3)

Publication Number Publication Date
GB201600476D0 GB201600476D0 (en) 2016-02-24
GB2535853A GB2535853A (en) 2016-08-31
GB2535853B true GB2535853B (en) 2021-05-19

Family

ID=55445839

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1600476.4A Active GB2535853B (en) 2015-01-13 2016-01-11 Annotation free license plate recognition method and system

Country Status (1)

Country Link
GB (1) GB2535853B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120148105A1 (en) * 2010-12-14 2012-06-14 Xerox Corporation Automated license plate recognition system and method using human-in-the-loop based adaptive learning
EP2595092A2 (en) * 2011-11-18 2013-05-22 Xerox Corporation Methods and systems for improved license plate signature matching
US20140348392A1 (en) * 2013-05-22 2014-11-27 Xerox Corporation Method and system for automatically determining the issuing state of a license plate

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120148105A1 (en) * 2010-12-14 2012-06-14 Xerox Corporation Automated license plate recognition system and method using human-in-the-loop based adaptive learning
EP2595092A2 (en) * 2011-11-18 2013-05-22 Xerox Corporation Methods and systems for improved license plate signature matching
US20140348392A1 (en) * 2013-05-22 2014-11-27 Xerox Corporation Method and system for automatically determining the issuing state of a license plate

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Bulan, Kozitsky, and Burry. "Towards Annotation Free License Plate Recognition." 2015 IEEE 18th International Conference on Intelligent Transportation Systems. IEEE, 2015. *
Fernando, Basura, et al. "Unsupervised visual domain adaptation using subspace alignment", Proceedings of the IEEE International Conference on Computer Vision. 2013 *
Gopalan, Raghuraman, Ruonan Li, and Rama Chellappa. "Domain adaptation for object recognition: An unsupervised approach." 2011 international conference on computer vision. IEEE, 2011. *

Also Published As

Publication number Publication date
GB201600476D0 (en) 2016-02-24
GB2535853A (en) 2016-08-31

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Free format text: REGISTERED BETWEEN 20180823 AND 20180829