CN103765440B - 使用背景信息的移动装置上的光学字符辨识 - Google Patents

使用背景信息的移动装置上的光学字符辨识 Download PDF

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Publication number
CN103765440B
CN103765440B CN201280041851.XA CN201280041851A CN103765440B CN 103765440 B CN103765440 B CN 103765440B CN 201280041851 A CN201280041851 A CN 201280041851A CN 103765440 B CN103765440 B CN 103765440B
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image
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Chinese (zh)
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CN103765440A (zh
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黄奎雄
太元·李
金杜勋
延奇宣
真珉豪
金泰殊
朝玄默
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • G06V30/12—Detection or correction of errors, e.g. by rescanning the pattern
    • G06V30/127—Detection or correction of errors, e.g. by rescanning the pattern with the intervention of an operator
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/768—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using context analysis, e.g. recognition aided by known co-occurring patterns
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/98—Detection or correction of errors, e.g. by rescanning the pattern or by human intervention; Evaluation of the quality of the acquired patterns
    • G06V10/987—Detection or correction of errors, e.g. by rescanning the pattern or by human intervention; Evaluation of the quality of the acquired patterns with the intervention of an operator
    • 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
    • G06V30/26—Techniques for post-processing, e.g. correcting the recognition result
    • G06V30/262—Techniques for post-processing, e.g. correcting the recognition result using context analysis, e.g. lexical, syntactic or semantic context
    • G06V30/268—Lexical context
    • 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
    • G06V30/26—Techniques for post-processing, e.g. correcting the recognition result
    • G06V30/262—Techniques for post-processing, e.g. correcting the recognition result using context analysis, e.g. lexical, syntactic or semantic context
    • G06V30/274—Syntactic or semantic context, e.g. balancing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/247—Telephone sets including user guidance or feature selection means facilitating their use
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V2201/00—Indexing scheme relating to image or video recognition or understanding
    • G06V2201/10—Recognition assisted with metadata
    • 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
    • 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
    • G06V30/28—Character recognition specially adapted to the type of the alphabet, e.g. Latin alphabet
    • G06V30/287—Character recognition specially adapted to the type of the alphabet, e.g. Latin alphabet of Kanji, Hiragana or Katakana characters

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Evolutionary Computation (AREA)
  • Quality & Reliability (AREA)
  • Human Computer Interaction (AREA)
  • Artificial Intelligence (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • User Interface Of Digital Computer (AREA)
  • Character Discrimination (AREA)
  • Character Input (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
CN201280041851.XA 2011-08-29 2012-08-06 使用背景信息的移动装置上的光学字符辨识 Expired - Fee Related CN103765440B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161528741P 2011-08-29 2011-08-29
US61/528,741 2011-08-29
US13/450,016 2012-04-18
US13/450,016 US9082035B2 (en) 2011-08-29 2012-04-18 Camera OCR with context information
PCT/US2012/049786 WO2013032639A2 (en) 2011-08-29 2012-08-06 Camera ocr with context information

Publications (2)

Publication Number Publication Date
CN103765440A CN103765440A (zh) 2014-04-30
CN103765440B true CN103765440B (zh) 2018-04-03

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US (1) US9082035B2 (https=)
EP (1) EP2751741A2 (https=)
JP (2) JP6148235B2 (https=)
KR (1) KR101667463B1 (https=)
CN (1) CN103765440B (https=)
WO (1) WO2013032639A2 (https=)

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Also Published As

Publication number Publication date
JP2014529822A (ja) 2014-11-13
WO2013032639A3 (en) 2013-07-18
JP6148235B2 (ja) 2017-06-14
CN103765440A (zh) 2014-04-30
KR20140059834A (ko) 2014-05-16
KR101667463B1 (ko) 2016-10-18
US20130108115A1 (en) 2013-05-02
EP2751741A2 (en) 2014-07-09
WO2013032639A2 (en) 2013-03-07
JP6138305B2 (ja) 2017-05-31
JP2016146187A (ja) 2016-08-12
US9082035B2 (en) 2015-07-14

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