TWI256597B - Image processing apparatus and image processing method - Google Patents

Image processing apparatus and image processing method

Info

Publication number
TWI256597B
TWI256597B TW094105658A TW94105658A TWI256597B TW I256597 B TWI256597 B TW I256597B TW 094105658 A TW094105658 A TW 094105658A TW 94105658 A TW94105658 A TW 94105658A TW I256597 B TWI256597 B TW I256597B
Authority
TW
Taiwan
Prior art keywords
image processing
difference value
image
processing apparatus
processing method
Prior art date
Application number
TW094105658A
Other languages
English (en)
Other versions
TW200539063A (en
Inventor
Toshimasa Dobashi
Original Assignee
Toshiba Corp
Toshiba Solutions 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 Toshiba Corp, Toshiba Solutions Corp filed Critical Toshiba Corp
Publication of TW200539063A publication Critical patent/TW200539063A/zh
Application granted granted Critical
Publication of TWI256597B publication Critical patent/TWI256597B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/12—Digital output to print unit, e.g. line printer, chain printer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/12—Edge-based segmentation
    • 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
    • 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
    • G06T2207/10—Image acquisition modality
    • G06T2207/10004—Still image; Photographic image
    • G06T2207/10008—Still image; Photographic image from scanner, fax or copier
    • 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)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Character Input (AREA)
TW094105658A 2004-03-30 2005-02-24 Image processing apparatus and image processing method TWI256597B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004101431A JP3990375B2 (ja) 2004-03-30 2004-03-30 画像処理装置および画像処理方法

Publications (2)

Publication Number Publication Date
TW200539063A TW200539063A (en) 2005-12-01
TWI256597B true TWI256597B (en) 2006-06-11

Family

ID=35050304

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094105658A TWI256597B (en) 2004-03-30 2005-02-24 Image processing apparatus and image processing method

Country Status (5)

Country Link
US (1) US7359568B2 (zh)
JP (1) JP3990375B2 (zh)
KR (1) KR100704389B1 (zh)
CN (1) CN100379255C (zh)
TW (1) TWI256597B (zh)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4807618B2 (ja) * 2006-03-06 2011-11-02 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
JP4818091B2 (ja) * 2006-12-13 2011-11-16 キヤノン株式会社 情報処理装置、画像処理装置、情報処理装置の制御方法及び画像処理装置の制御方法
KR101037882B1 (ko) * 2007-03-06 2011-05-31 가부시키가이샤 시마쓰세사쿠쇼 에지 평가 방법, 에지 검출 방법, 화상 보정 방법, 및 화상 처리 시스템
CN101436248B (zh) * 2007-11-14 2012-10-24 佳能株式会社 用于根据图像生成文本字符串的方法和设备
JP2010056672A (ja) * 2008-08-26 2010-03-11 Oki Data Corp 画像処理装置
CN102985947B (zh) 2010-07-29 2015-06-10 本田技研工业株式会社 车辆周围监测装置
JP5701181B2 (ja) * 2011-08-18 2015-04-15 株式会社Pfu 画像処理装置、画像処理方法及びコンピュータプログラム
EP2752817A4 (en) 2011-08-30 2016-11-09 Megachips Corp DEVICE FOR DETECTION OF CABLE SEGMENTS AND BELLS
JP2013050762A (ja) * 2011-08-30 2013-03-14 Mega Chips Corp 線分および円弧検出装置
JP6049000B2 (ja) * 2011-09-21 2016-12-21 株式会社メガチップス 線分および円弧検出装置
CN103177709B (zh) * 2011-12-20 2015-03-11 北大方正集团有限公司 字符显示方法和装置
JP5547226B2 (ja) * 2012-03-16 2014-07-09 株式会社東芝 画像処理装置、及び画像処理方法
CN103577816A (zh) * 2012-07-24 2014-02-12 夏普株式会社 图像处理装置和图像处理方法
JP6054508B2 (ja) * 2013-02-28 2016-12-27 株式会社東芝 表示処理装置、表示処理方法及びプログラム
CN109766890B (zh) * 2013-06-03 2020-11-06 支付宝（中国）网络技术有限公司 信息识别方法、设备和系统
JP2015176252A (ja) * 2014-03-13 2015-10-05 オムロン株式会社 画像処理装置および画像処理方法
CN105225221B (zh) * 2014-07-02 2018-02-06 中国科学院广州生物医药与健康研究院 图像边缘检测方法及系统
DE102015100927A1 (de) * 2015-01-22 2016-07-28 MAQUET GmbH Assistenzeinrichtung und Verfahren zur bildgebenden Unterstützung eines Operateurs während eines chirurgischen Eingriffs unter Verwendung mindestens eines medizinischen Instrumentes
US9684844B1 (en) * 2016-07-15 2017-06-20 StradVision, Inc. Method and apparatus for normalizing character included in an image
CN106446908A (zh) * 2016-08-31 2017-02-22 乐视控股（北京）有限公司 图像中目标检测方法及装置
US10909406B2 (en) * 2018-01-08 2021-02-02 Newgen Software Technologies Limited Image processing system and method
CN111768410B (zh) * 2019-05-22 2024-04-05 北京沃东天骏信息技术有限公司 图像处理方法和装置
JP7341758B2 (ja) * 2019-07-08 2023-09-11 キヤノン株式会社 画像処理装置、画像処理方法、及びプログラム
US20230094787A1 (en) * 2021-09-30 2023-03-30 Adobe Inc. Utilizing machine-learning based object detection to improve optical character recognition

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JP3092024B2 (ja) * 1991-12-09 2000-09-25 松下電器産業株式会社 画像処理方法
US6041145A (en) * 1995-11-02 2000-03-21 Matsushita Electric Industrial Co., Ltd. Device and method for smoothing picture signal, device and method for encoding picture and device and method for decoding picture
JP3832520B2 (ja) * 1996-08-19 2006-10-11 富士ゼロックス株式会社 画像形成装置および画像処理装置
CN1198653A (zh) * 1997-05-06 1998-11-11 华通电脑股份有限公司 化学蚀刻形成盲孔的多层电路板制法
JPH11308438A (ja) 1998-04-20 1999-11-05 Ricoh Co Ltd 画像処理装置
SG75190A1 (en) * 1998-12-14 2000-09-19 Canon Kk Image processing method and apparatus image processing system and storage medium
JP3680922B2 (ja) 1999-07-14 2005-08-10 シャープ株式会社 画像処理装置
JP4146047B2 (ja) 1999-09-28 2008-09-03 株式会社東芝 画像の傾き検知方法及び文書画像処理装置
JP3890840B2 (ja) 1999-12-22 2007-03-07 富士通株式会社 画像処理装置、画像処理方法、及び画像処理プログラムを記録した、コンピュータ読み取り可能な記録媒体
JP3878401B2 (ja) * 2000-09-14 2007-02-07 シャープ株式会社 画像処理装置、画像処理方法およびそれを記録した記録媒体
JP2002135801A (ja) * 2000-10-25 2002-05-10 Sony Corp 画像処理装置
JP4085584B2 (ja) * 2001-02-28 2008-05-14 コニカミノルタビジネステクノロジーズ株式会社 画像処理装置および画像形成装置
EP2904406B1 (en) 2012-10-04 2018-03-21 Vertex Pharmaceuticals Incorporated Method for measuring atr inhibition mediated increases in dna damage

Also Published As

Publication number Publication date
US7359568B2 (en) 2008-04-15
CN100379255C (zh) 2008-04-02
TW200539063A (en) 2005-12-01
KR20060042142A (ko) 2006-05-12
JP3990375B2 (ja) 2007-10-10
CN1678016A (zh) 2005-10-05
JP2005285006A (ja) 2005-10-13
US20050219581A1 (en) 2005-10-06
KR100704389B1 (ko) 2007-04-05

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