DK3051461T3 - Et computerimplementeret system og fremgangsmåde til at ekstrahere og genkende alfanumeriske tegn fra trafikskilte - Google Patents

Et computerimplementeret system og fremgangsmåde til at ekstrahere og genkende alfanumeriske tegn fra trafikskilte Download PDF

Info

Publication number
DK3051461T3
DK3051461T3 DK15165963.8T DK15165963T DK3051461T3 DK 3051461 T3 DK3051461 T3 DK 3051461T3 DK 15165963 T DK15165963 T DK 15165963T DK 3051461 T3 DK3051461 T3 DK 3051461T3
Authority
DK
Denmark
Prior art keywords
signs
extracting
computer
implemented system
recognizing alphanumeric
Prior art date
Application number
DK15165963.8T
Other languages
English (en)
Inventor
Snehal Yesugade
Mukesh Holani
Saikat Kundu
Original Assignee
Tata Consultancy Services 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 Tata Consultancy Services Ltd filed Critical Tata Consultancy Services Ltd
Application granted granted Critical
Publication of DK3051461T3 publication Critical patent/DK3051461T3/da

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
    • G06V20/58—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
    • G06V20/582—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads of traffic signs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • 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
    • G06V10/50—Extraction of image or video features by performing operations within image blocks; by using histograms, e.g. histogram of oriented gradients [HoG]; by summing image-intensity values; Projection analysis
    • 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
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/255—Detecting or recognising potential candidate objects based on visual cues, e.g. shapes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/34—Smoothing or thinning of the pattern; Morphological operations; Skeletonisation
    • 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
    • G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
    • G06V10/467—Encoded features or binary features, e.g. local binary patterns [LBP]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Discrimination (AREA)
  • Image Analysis (AREA)
  • Character Input (AREA)
  • Traffic Control Systems (AREA)
DK15165963.8T 2015-01-31 2015-04-30 Et computerimplementeret system og fremgangsmåde til at ekstrahere og genkende alfanumeriske tegn fra trafikskilte DK3051461T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN326MU2015 2015-01-31

Publications (1)

Publication Number Publication Date
DK3051461T3 true DK3051461T3 (da) 2020-07-27

Family

ID=53040405

Family Applications (1)

Application Number Title Priority Date Filing Date
DK15165963.8T DK3051461T3 (da) 2015-01-31 2015-04-30 Et computerimplementeret system og fremgangsmåde til at ekstrahere og genkende alfanumeriske tegn fra trafikskilte

Country Status (6)

Country Link
US (1) US9569676B2 (da)
EP (1) EP3051461B1 (da)
JP (1) JP6527013B2 (da)
DK (1) DK3051461T3 (da)
ES (1) ES2804586T3 (da)
PT (1) PT3051461T (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6552979B2 (ja) * 2016-02-16 2019-07-31 株式会社日立製作所 画像処理装置、警告装置、画像処理システム、画像処理方法
JP6607139B2 (ja) * 2016-04-26 2019-11-20 トヨタ自動車株式会社 情報収集システム
CN109472202A (zh) * 2018-09-29 2019-03-15 天津大学 一种基于车载摄像头的路面标志检测方法
JP6929823B2 (ja) * 2018-11-16 2021-09-01 株式会社東芝 読取システム、読取方法、プログラム、記憶媒体、及び移動体
US11436713B2 (en) * 2020-02-19 2022-09-06 International Business Machines Corporation Application error analysis from screenshot
CN113449639B (zh) * 2021-06-29 2024-09-06 深圳市海亿达科技股份有限公司 一种物联网网关对仪表的无接触数据采集方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6266442B1 (en) * 1998-10-23 2001-07-24 Facet Technology Corp. Method and apparatus for identifying objects depicted in a videostream
US20030202683A1 (en) * 2002-04-30 2003-10-30 Yue Ma Vehicle navigation system that automatically translates roadside signs and objects
IL162878A0 (en) 2004-07-06 2005-11-20 Hi Tech Solutions Ltd Multi-level neural network based characters identification method and system
WO2006059246A2 (en) * 2004-11-08 2006-06-08 Dspv, Ltd. System and method of enabling a cellular/wireless device with imaging capabilities to decode printed alphanumeric characters
US7274311B1 (en) * 2005-04-20 2007-09-25 Navteq North America, Llc Animated display of traffic information
US20090017765A1 (en) * 2005-11-04 2009-01-15 Dspv, Ltd System and Method of Enabling a Cellular/Wireless Device with Imaging Capabilities to Decode Printed Alphanumeric Characters
US8233670B2 (en) * 2007-09-13 2012-07-31 Cognex Corporation System and method for traffic sign recognition
JP2010205160A (ja) * 2009-03-05 2010-09-16 Denso Corp 速度規制標識認識結果の通知方法
TWI416073B (zh) * 2009-11-16 2013-11-21 Ind Tech Res Inst 移動攝影機對路景影像的處理方法及系統
CN101706873B (zh) 2009-11-27 2012-05-30 东软集团股份有限公司 数字类限制标志的识别方法和装置

Also Published As

Publication number Publication date
JP6527013B2 (ja) 2019-06-05
EP3051461B1 (en) 2020-04-15
US20160224851A1 (en) 2016-08-04
PT3051461T (pt) 2020-07-14
JP2016143408A (ja) 2016-08-08
EP3051461A1 (en) 2016-08-03
ES2804586T3 (es) 2021-02-08
US9569676B2 (en) 2017-02-14

Similar Documents

Publication Publication Date Title
DK3275204T3 (da) System og fremgangsmåde til indsamling og analysering af flerdimensionel bygningsinformation
DK3519329T3 (da) Fremgangsmåde og indretning til at hente enheder fra et lagersystem
DK3744410T3 (da) System og fremgangsmåde til legetøjsgenkendelse
DK3051461T3 (da) Et computerimplementeret system og fremgangsmåde til at ekstrahere og genkende alfanumeriske tegn fra trafikskilte
DK3419743T3 (da) System og fremgangsmåde til fremstilling af et nitrogen udtræk af en drik
DK3426576T4 (da) Fremgangsmåde og indretning til hentning af enheder fra et lagersystem
DK3456846T3 (da) Systemer og fremgangsmåder til at stregkodemarkere nukleinsyre
SG11201704076YA (en) Method and device for traffic sign recognition
DK3138081T3 (da) System og fremgangsmåde til opnåelse af køretøjs-telematikdata
DK3347113T3 (da) Ekstraktionsapparat og metode dertil
DK2921975T3 (da) Bestemmelse og ekstrahering af ændrede data fra en datakilde
DK3071704T3 (da) System og fremgangsmåde til sortering af sperm
HK1213345A1 (zh) 種單據的信息識別的方法和裝置
DK3167408T3 (da) Anordning og fremgangsmåde til udførelse af optisk tegngenkendelse
DK2836446T3 (da) Fremgangsmåde og apparatur til sortering eller genfinding af genstande
DK3294916T3 (da) Systemer og fremgangsmåder til genindvinding af bly fra blysyrebatterier
DK3359281T3 (da) Fremgangsmåde til udtrækning af CO2
DK3261929T3 (da) Fremgangsmåde og system til automatiseret bagagesikkerhedsinspektion
DK3192129T3 (da) Mærkningsstrimmel og fremgangsmåde hertil
DK3026026T3 (da) Genindvindingsapparat og genindvindingsfremgangsmåde til genindvinding af specifikt materiale fra slam
DK3393688T3 (da) Fremgangsmåde og indretning til genindvinding af salt
DK3245610T3 (da) System og fremgangsmåde til identifikation af en tag på et emne i bevægelse
DK3394778T3 (da) Fremgangsmåde og system til at forbedre sikkerheden af en transaktion
FI20175583A (fi) Järjestelmä ja menetelmä metallisulfidien yli-ilmanpaineiseksi uuttamiseksi
FR3038530B1 (fr) Procede de recuperation de gouttes et systeme de recuperation de gouttes associe