JP5149259B2 - ランレングスヒストグラムを用いて文書の表現を生成する方法及び装置 - Google Patents

ランレングスヒストグラムを用いて文書の表現を生成する方法及び装置 Download PDF

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JP5149259B2
JP5149259B2 JP2009235288A JP2009235288A JP5149259B2 JP 5149259 B2 JP5149259 B2 JP 5149259B2 JP 2009235288 A JP2009235288 A JP 2009235288A JP 2009235288 A JP2009235288 A JP 2009235288A JP 5149259 B2 JP5149259 B2 JP 5149259B2
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image
histogram
document
run
representation
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JP2010097609A5 (enExample
JP2010097609A (ja
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ペロニン フローラン
クラメ ダミアン
ラニェ フランソワ
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Xerox Corp
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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
    • G06V30/40—Document-oriented image-based pattern 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
    • G06V30/18—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
    • 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)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Image Analysis (AREA)
  • Processing Or Creating Images (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP2009235288A 2008-10-15 2009-10-09 ランレングスヒストグラムを用いて文書の表現を生成する方法及び装置 Expired - Fee Related JP5149259B2 (ja)

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US12/251,689 2008-10-15
US12/251,689 US8249343B2 (en) 2008-10-15 2008-10-15 Representing documents with runlength histograms

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JP2010097609A5 JP2010097609A5 (enExample) 2012-11-22
JP5149259B2 true JP5149259B2 (ja) 2013-02-20

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JP2010097609A (ja) 2010-04-30
EP2178028A2 (en) 2010-04-21
US8249343B2 (en) 2012-08-21
US20100092084A1 (en) 2010-04-15
EP2178028A3 (en) 2013-11-27

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