JP2012003756A5 - - Google Patents

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JP2012003756A5
JP2012003756A5 JP2011129862A JP2011129862A JP2012003756A5 JP 2012003756 A5 JP2012003756 A5 JP 2012003756A5 JP 2011129862 A JP2011129862 A JP 2011129862A JP 2011129862 A JP2011129862 A JP 2011129862A JP 2012003756 A5 JP2012003756 A5 JP 2012003756A5
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JP5355625B2 (ja
JP2012003756A (ja
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JP2011129862A 2010-06-12 2011-06-10 光学式文字認識用に画像を前処理するための方法およびシステム Expired - Fee Related JP5355625B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/814,448 2010-06-12
US12/814,448 US8218875B2 (en) 2010-06-12 2010-06-12 Method and system for preprocessing an image for optical character recognition

Publications (3)

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JP2012003756A JP2012003756A (ja) 2012-01-05
JP2012003756A5 true JP2012003756A5 (enExample) 2013-07-18
JP5355625B2 JP5355625B2 (ja) 2013-11-27

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JP2011129862A Expired - Fee Related JP5355625B2 (ja) 2010-06-12 2011-06-10 光学式文字認識用に画像を前処理するための方法およびシステム

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US (2) US8218875B2 (enExample)
EP (1) EP2395453A3 (enExample)
JP (1) JP5355625B2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8218875B2 (en) 2010-06-12 2012-07-10 Hussein Khalid Al-Omari Method and system for preprocessing an image for optical character recognition
US8542926B2 (en) * 2010-11-19 2013-09-24 Microsoft Corporation Script-agnostic text reflow for document images
US9734132B1 (en) * 2011-12-20 2017-08-15 Amazon Technologies, Inc. Alignment and reflow of displayed character images
JP5994251B2 (ja) * 2012-01-06 2016-09-21 富士ゼロックス株式会社 画像処理装置及びプログラム
EP2836962A4 (en) * 2012-04-12 2016-07-27 Tata Consultancy Services Ltd SYSTEM AND METHOD FOR DETECTION AND SEGMENTATION OF CHARACTERISTIC MATTERS FOR OPTICAL CHARACTER RECOGNITION (OCR)
EP2662802A1 (en) * 2012-05-09 2013-11-13 King Abdulaziz City for Science & Technology (KACST) Method and system for preprocessing an image for optical character recognition
US9785240B2 (en) * 2013-03-18 2017-10-10 Fuji Xerox Co., Ltd. Systems and methods for content-aware selection
JP5986051B2 (ja) * 2013-05-12 2016-09-06 キング・アブドゥルアジズ・シティ・フォー・サイエンス・アンド・テクノロジー（ケイ・エイ・シィ・エス・ティ）Ｋｉｎｇ Ａｂｄｕｌａｚｉｚ Ｃｉｔｙ Ｆｏｒ Ｓｃｉｅｎｃｅ Ａｎｄ Ｔｅｃｈｎｏｌｏｇｙ （Ｋａｃｓｔ） アラビア語テキストを自動的に認識するための方法
US20160098597A1 (en) * 2013-06-18 2016-04-07 Abbyy Development Llc Methods and systems that generate feature symbols with associated parameters in order to convert images to electronic documents
US9235755B2 (en) * 2013-08-15 2016-01-12 Konica Minolta Laboratory U.S.A., Inc. Removal of underlines and table lines in document images while preserving intersecting character strokes
US9292739B1 (en) * 2013-12-12 2016-03-22 A9.Com, Inc. Automated recognition of text utilizing multiple images
US9288362B2 (en) 2014-02-03 2016-03-15 King Fahd University Of Petroleum And Minerals Technique for skew detection of printed arabic documents
US9367766B2 (en) * 2014-07-22 2016-06-14 Adobe Systems Incorporated Text line detection in images
JP2016181111A (ja) * 2015-03-24 2016-10-13 富士ゼロックス株式会社 画像処理装置、及び画像処理プログラム
CN106156766B (zh) 2015-03-25 2020-02-18 阿里巴巴集团控股有限公司 文本行分类器的生成方法及装置
US10430649B2 (en) 2017-07-14 2019-10-01 Adobe Inc. Text region detection in digital images using image tag filtering
US11366968B2 (en) * 2019-07-29 2022-06-21 Intuit Inc. Region proposal networks for automated bounding box detection and text segmentation
US11270153B2 (en) 2020-02-19 2022-03-08 Northrop Grumman Systems Corporation System and method for whole word conversion of text in image
JP7528542B2 (ja) * 2020-06-03 2024-08-06 株式会社リコー 画像処理装置、方法およびプログラム
FR3155939A1 (fr) * 2023-11-27 2025-05-30 Orange Procédé d’analyse d’au moins une image, dispositif électronique et produit programme d’ordinateur correspondant

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5058182A (en) * 1988-05-02 1991-10-15 The Research Foundation Of State Univ. Of New York Method and apparatus for handwritten character recognition
US5224179A (en) * 1988-12-20 1993-06-29 At&T Bell Laboratories Image skeletonization method
US5680479A (en) * 1992-04-24 1997-10-21 Canon Kabushiki Kaisha Method and apparatus for character recognition
JP3253356B2 (ja) * 1992-07-06 2002-02-04 株式会社リコー 文書画像の領域識別方法
US5987170A (en) * 1992-09-28 1999-11-16 Matsushita Electric Industrial Co., Ltd. Character recognition machine utilizing language processing
US5410611A (en) * 1993-12-17 1995-04-25 Xerox Corporation Method for identifying word bounding boxes in text
CA2166248C (en) * 1995-12-28 2000-01-04 Abdel Naser Al-Karmi Optical character recognition of handwritten or cursive text
JPH11232378A (ja) * 1997-12-09 1999-08-27 Canon Inc デジタルカメラ、そのデジタルカメラを用いた文書処理システム、コンピュータ可読の記憶媒体、及び、プログラムコード送出装置
JP4323606B2 (ja) * 1999-03-01 2009-09-02 理想科学工業株式会社 文書画像傾き検出装置
US7298903B2 (en) * 2001-06-28 2007-11-20 Microsoft Corporation Method and system for separating text and drawings in digital ink
US7062090B2 (en) * 2002-06-28 2006-06-13 Microsoft Corporation Writing guide for a free-form document editor
US20040096102A1 (en) * 2002-11-18 2004-05-20 Xerox Corporation Methodology for scanned color document segmentation
US7499588B2 (en) * 2004-05-20 2009-03-03 Microsoft Corporation Low resolution OCR for camera acquired documents
US8139828B2 (en) * 2005-10-21 2012-03-20 Carestream Health, Inc. Method for enhanced visualization of medical images
JP4757001B2 (ja) * 2005-11-25 2011-08-24 キヤノン株式会社 画像処理装置、画像処理方法
US7668394B2 (en) * 2005-12-21 2010-02-23 Lexmark International, Inc. Background intensity correction of a scan of a document
US7724957B2 (en) * 2006-07-31 2010-05-25 Microsoft Corporation Two tiered text recognition
JP4988842B2 (ja) * 2007-06-28 2012-08-01 富士通株式会社 表データ生成プログラム、表データ生成方法および表データ生成装置
US20110043869A1 (en) * 2007-12-21 2011-02-24 Nec Corporation Information processing system, its method and program
US8027539B2 (en) * 2008-01-11 2011-09-27 Sharp Laboratories Of America, Inc. Method and apparatus for determining an orientation of a document including Korean characters
US8009928B1 (en) * 2008-01-23 2011-08-30 A9.Com, Inc. Method and system for detecting and recognizing text in images
US8150160B2 (en) * 2009-03-26 2012-04-03 King Fahd University Of Petroleum & Minerals Automatic Arabic text image optical character recognition method
TWI394098B (zh) * 2009-06-03 2013-04-21 Nat Univ Chung Cheng Shredding Method Based on File Image Texture Feature
US8086039B2 (en) * 2010-02-05 2011-12-27 Palo Alto Research Center Incorporated Fine-grained visual document fingerprinting for accurate document comparison and retrieval
US20110280481A1 (en) * 2010-05-17 2011-11-17 Microsoft Corporation User correction of errors arising in a textual document undergoing optical character recognition (ocr) process
US8218875B2 (en) 2010-06-12 2012-07-10 Hussein Khalid Al-Omari Method and system for preprocessing an image for optical character recognition

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