JP5334042B2 - 文字列認識方法及び文字列認識装置 - Google Patents

文字列認識方法及び文字列認識装置 Download PDF

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JP5334042B2
JP5334042B2 JP2008298875A JP2008298875A JP5334042B2 JP 5334042 B2 JP5334042 B2 JP 5334042B2 JP 2008298875 A JP2008298875 A JP 2008298875A JP 2008298875 A JP2008298875 A JP 2008298875A JP 5334042 B2 JP5334042 B2 JP 5334042B2
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character
character string
processing
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category
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Japanese (ja)
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JP2010123090A5 (enExample
JP2010123090A (ja
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宏 中村
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Nidec Instruments Corp
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Nidec Sankyo Corp
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Priority to JP2008298875A priority Critical patent/JP5334042B2/ja
Priority to US12/623,826 priority patent/US8401299B2/en
Publication of JP2010123090A publication Critical patent/JP2010123090A/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • 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
    • G06V30/16—Image preprocessing
    • G06V30/162—Quantising the image signal
    • 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
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/18086—Extraction of features or characteristics of the image by performing operations within image blocks or by using histograms
    • G06V30/18095—Summing image-intensity values; Projection and histogram analysis
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Discrimination (AREA)
  • Character Input (AREA)
JP2008298875A 2008-11-23 2008-11-23 文字列認識方法及び文字列認識装置 Expired - Fee Related JP5334042B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008298875A JP5334042B2 (ja) 2008-11-23 2008-11-23 文字列認識方法及び文字列認識装置
US12/623,826 US8401299B2 (en) 2008-11-23 2009-11-23 Character line recognition method and character line recognition device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008298875A JP5334042B2 (ja) 2008-11-23 2008-11-23 文字列認識方法及び文字列認識装置

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JP2010123090A JP2010123090A (ja) 2010-06-03
JP2010123090A5 JP2010123090A5 (enExample) 2011-11-24
JP5334042B2 true JP5334042B2 (ja) 2013-11-06

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JP (1) JP5334042B2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5159226B2 (ja) * 2007-09-25 2013-03-06 株式会社東芝 画像データ処理システム
JP5538069B2 (ja) 2010-05-28 2014-07-02 矢崎総業株式会社 車両用表示装置
JP5630689B2 (ja) * 2010-06-08 2014-11-26 日本電産サンキョー株式会社 文字認識方法及び文字認識装置
JP5857704B2 (ja) * 2011-12-13 2016-02-10 富士ゼロックス株式会社 画像処理装置及びプログラム
EP3097512B1 (en) * 2014-01-24 2021-03-24 Sanofi-Aventis Deutschland GmbH A supplemental device for attachment to an injection device for recording and displaying a dose value set by the user using optical character recognition (ocr)
JP6268023B2 (ja) * 2014-03-31 2018-01-24 日本電産サンキョー株式会社 文字認識装置およびその文字切り出し方法
US9430703B2 (en) * 2014-12-19 2016-08-30 Konica Minolta Laboratory U.S.A., Inc. Method for segmenting text words in document images using vertical projections of center zones of characters
JP6487255B2 (ja) * 2015-03-31 2019-03-20 日本電産サンキョー株式会社 文字切り出し装置、文字認識装置、および文字切り出し方法
JP6599672B2 (ja) * 2015-07-17 2019-10-30 日本電産サンキョー株式会社 文字切り出し装置、文字認識装置、および文字切り出し方法
TWI560641B (en) * 2015-09-03 2016-12-01 Magic Power Co Ltd A handwriting grading system and the method thereof
US10706574B2 (en) * 2015-09-04 2020-07-07 Straxcorp Pty Ltd Method and apparatus for identifying a gap between objects in an image
CN105528606B (zh) * 2015-10-30 2019-08-06 小米科技有限责任公司 区域识别方法及装置
JPWO2017141802A1 (ja) 2016-02-15 2018-12-06 日本電気株式会社 画像処理装置、文字認識装置、画像処理方法及びプログラム記録媒体
US9710703B1 (en) * 2016-07-15 2017-07-18 StradVision, Inc. Method and apparatus for detecting texts included in a specific image
US10679101B2 (en) 2017-10-25 2020-06-09 Hand Held Products, Inc. Optical character recognition systems and methods
CN108509416B (zh) * 2018-03-20 2022-10-11 京东方科技集团股份有限公司 句意识别方法及装置、设备和存储介质
JP7452059B2 (ja) * 2020-02-12 2024-03-19 富士フイルムビジネスイノベーション株式会社 情報処理装置及びプログラム
JP7452060B2 (ja) * 2020-02-12 2024-03-19 富士フイルムビジネスイノベーション株式会社 情報処理装置及びプログラム
US11861922B2 (en) * 2020-04-17 2024-01-02 Zebra Technologies Corporation System and method for extracting target data from labels
CN119107655B (zh) * 2024-09-06 2025-07-25 江苏优利信科技有限公司 一种基于大数据的在线智能批阅系统

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US5825920A (en) * 1991-01-28 1998-10-20 Hitachi, Ltd. Method and unit for binary processing in image processing unit and method and unit for recognizing characters
CA2072934C (en) * 1991-07-19 2007-08-28 Karl William Aston Manganese complexes of nitrogen-containing macrocyclic ligands effective as catalysts for dismutating superoxide
JPH07129713A (ja) * 1993-11-01 1995-05-19 Matsushita Electric Ind Co Ltd 文字認識装置
JP3335009B2 (ja) * 1994-09-08 2002-10-15 キヤノン株式会社 画像処理方法及び画像処理装置
JP2812256B2 (ja) 1995-06-30 1998-10-22 日本電気株式会社 文字認識装置および方法
US5850474A (en) * 1996-07-26 1998-12-15 Xerox Corporation Apparatus and method for segmenting and classifying image data
JPH10222602A (ja) 1997-01-31 1998-08-21 Oki Electric Ind Co Ltd 光学式文字読取装置
JP2004118611A (ja) 2002-09-27 2004-04-15 Dainippon Printing Co Ltd 文字読取システム
JP4112968B2 (ja) * 2002-12-26 2008-07-02 富士通株式会社 ビデオテキスト処理装置
JP2007086954A (ja) * 2005-09-21 2007-04-05 Fuji Xerox Co Ltd 文字認識処理装置、および文字認識処理方法、並びにコンピュータ・プログラム
JP4945739B2 (ja) * 2007-03-30 2012-06-06 日本電産サンキョー株式会社 文字列認識方法及び文字列認識装置

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US8401299B2 (en) 2013-03-19
US20100135578A1 (en) 2010-06-03
JP2010123090A (ja) 2010-06-03

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