ATE546797T1 - Binärisierung eines bildes - Google Patents

Binärisierung eines bildes

Info

Publication number
ATE546797T1
ATE546797T1 AT06766012T AT06766012T ATE546797T1 AT E546797 T1 ATE546797 T1 AT E546797T1 AT 06766012 T AT06766012 T AT 06766012T AT 06766012 T AT06766012 T AT 06766012T AT E546797 T1 ATE546797 T1 AT E546797T1
Authority
AT
Austria
Prior art keywords
semi
images
image
binarization
pixels
Prior art date
Application number
AT06766012T
Other languages
English (en)
Inventor
Adrian Burian
Markku Vehvilainen
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE546797T1 publication Critical patent/ATE546797T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • 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
    • G06V30/16—Image preprocessing
    • G06V30/162—Quantising the image signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20004—Adaptive image processing
    • G06T2207/20012—Locally adaptive
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20021—Dividing image into blocks, subimages or windows
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30176—Document
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
AT06766012T 2005-07-29 2006-07-06 Binärisierung eines bildes ATE546797T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/194,124 US7636467B2 (en) 2005-07-29 2005-07-29 Binarization of an image
PCT/IB2006/052271 WO2007012986A1 (en) 2005-07-29 2006-07-06 Binarization of an image

Publications (1)

Publication Number Publication Date
ATE546797T1 true ATE546797T1 (de) 2012-03-15

Family

ID=37232940

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06766012T ATE546797T1 (de) 2005-07-29 2006-07-06 Binärisierung eines bildes

Country Status (7)

Country Link
US (1) US7636467B2 (de)
EP (1) EP1910994B1 (de)
KR (1) KR100945809B1 (de)
CN (1) CN101228550A (de)
AT (1) ATE546797T1 (de)
BR (1) BRPI0614403A2 (de)
WO (1) WO2007012986A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7817876B2 (en) * 2006-04-12 2010-10-19 Etron Technology, Inc. Method of noisy signal analysis and apparatus thereof
US7946491B2 (en) 2006-08-03 2011-05-24 Nokia Corporation Method, apparatus, and computer program product for providing a camera barcode reader
US8078001B2 (en) 2007-05-11 2011-12-13 Micron Technology, Inc. Methods, apparatuses and systems for piecewise generation of pixel correction values for image processing
US20080310721A1 (en) * 2007-06-14 2008-12-18 John Jinhwan Yang Method And Apparatus For Recognizing Characters In A Document Image
US8463068B2 (en) 2007-08-09 2013-06-11 Micron Technology, Inc. Methods, systems and apparatuses for pixel value correction using multiple vertical and/or horizontal correction curves
CA2598400A1 (en) * 2007-08-22 2009-02-22 Hazem Y. Abdelazim System and method for onscreen text recognition for mobile devices
KR100974900B1 (ko) * 2008-11-04 2010-08-09 한국전자통신연구원 동적 임계값을 이용한 마커 인식 장치 및 방법
JP5540770B2 (ja) * 2009-07-30 2014-07-02 株式会社リコー 画像処理装置、画像処理方法及び画像処理プログラム
US20130032696A1 (en) * 2010-04-30 2013-02-07 Konica Minolta Medical & Graphic, Inc. Radiation image capturing apparatus
US20120092374A1 (en) * 2010-10-19 2012-04-19 Apple Inc. Systems, methods, and computer-readable media for placing a representation of the captured signature in a document
US8928769B2 (en) * 2011-03-31 2015-01-06 Drs Sustainment Systems, Inc. Method for image processing of high-bit depth sensors
JP6102088B2 (ja) * 2011-09-01 2017-03-29 株式会社リコー 画像投影装置、画像処理装置、画像投影方法、画像投影方法のプログラム及びそのプログラムを記録した記録媒体
WO2013036794A1 (en) * 2011-09-08 2013-03-14 Drexel University Reconfigurable antenna based solutions for device authentication and instrusion detection in wireless networks
US8594446B2 (en) 2012-01-12 2013-11-26 Eastman Kodak Company Method for enhancing a digitized document
US11425395B2 (en) 2013-08-20 2022-08-23 Google Llc Encoding and decoding using tiling
US9172842B2 (en) 2014-03-07 2015-10-27 Lexmark International, Inc. Image binarization for optical character recognition
US9342892B2 (en) 2014-03-07 2016-05-17 Lexmark International, Inc. Image binarization
US9412036B2 (en) * 2014-03-07 2016-08-09 Samsung Electronics Co., Ltd. Methods and systems for object detection based on column-wise and row-wise sums of pixel values
WO2016123549A1 (en) * 2015-01-29 2016-08-04 Alcoa Inc. Systems and methods for modelling additively manufactured bodies
US9679216B2 (en) * 2015-05-07 2017-06-13 The United States Of America As Represented By The Secretary Of The Air Force Morphological automatic triangle orientation detection
CN104914997A (zh) * 2015-05-25 2015-09-16 华东师范大学 基于可穿戴计算机设备的字符快速识别系统及其识别方法
US10176402B2 (en) * 2016-07-18 2019-01-08 Apple Inc. Pixel classification techniques
CN109427047B (zh) * 2017-08-28 2021-01-26 京东方科技集团股份有限公司 一种图像处理方法及装置
US10909406B2 (en) * 2018-01-08 2021-02-02 Newgen Software Technologies Limited Image processing system and method
KR102634726B1 (ko) * 2019-09-18 2024-02-06 엘지디스플레이 주식회사 모션추정방법, 이를 이용한 표시장치 및 그의 구동방법
TWI726525B (zh) * 2019-12-09 2021-05-01 新唐科技股份有限公司 影像二值化方法與電子裝置
CN111080665B (zh) * 2019-12-31 2023-06-09 歌尔光学科技有限公司 图像边框识别方法、装置、设备和计算机存储介质
CN111583150B (zh) * 2020-05-07 2023-06-16 湖南优象科技有限公司 一种二维码图像处理方法与系统
KR102559013B1 (ko) * 2021-03-02 2023-07-24 주식회사 유진로봇 로봇의 맵 노이즈 제거 장치 및 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0677818B1 (de) 1994-04-15 2000-05-10 Canon Kabushiki Kaisha Bildvorverarbeitung für Zeichenerkennungsanlage
US5588435A (en) * 1995-11-22 1996-12-31 Siemens Medical Systems, Inc. System and method for automatic measurement of body structures
KR100222989B1 (ko) * 1997-07-04 1999-10-01 윤종용 셔틀 방식의 독취 장치에서 독취된 이미지를 이진화하기 위한 이미지 처리 장치 및 방법
US6160913A (en) * 1998-03-25 2000-12-12 Eastman Kodak Company Method and apparatus for digital halftone dots detection and removal in business documents
US6757426B2 (en) * 2001-03-21 2004-06-29 Eastman Kodak Company System and method for image processing by automatic color dropout
US6842541B2 (en) * 2001-10-31 2005-01-11 Xerox Corporation Adaptive color super resolution thresholding
FR2840093B1 (fr) 2002-05-27 2006-02-10 Real Eyes 3D Procede de numerisation par camera avec correction de la deformation et amelioration de la resolution
KR100497399B1 (ko) * 2003-07-22 2005-06-23 삼성전자주식회사 병렬처리에 의한 이미지 이진화 방법 및 장치

Also Published As

Publication number Publication date
US20070025625A1 (en) 2007-02-01
BRPI0614403A2 (pt) 2011-03-29
US7636467B2 (en) 2009-12-22
KR20080021832A (ko) 2008-03-07
WO2007012986A1 (en) 2007-02-01
EP1910994B1 (de) 2012-02-22
EP1910994A1 (de) 2008-04-16
KR100945809B1 (ko) 2010-03-05
CN101228550A (zh) 2008-07-23

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