CN101477692B - 图像特征提取方法及装置 - Google Patents

图像特征提取方法及装置 Download PDF

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Publication number
CN101477692B
CN101477692B CN2009100072189A CN200910007218A CN101477692B CN 101477692 B CN101477692 B CN 101477692B CN 2009100072189 A CN2009100072189 A CN 2009100072189A CN 200910007218 A CN200910007218 A CN 200910007218A CN 101477692 B CN101477692 B CN 101477692B
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CN101477692A (zh
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周春忆
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Alibaba Group Holding Ltd
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Alibaba Group Holding Ltd
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Priority to CN2009100072189A priority Critical patent/CN101477692B/zh
Publication of CN101477692A publication Critical patent/CN101477692A/zh
Priority to HK09112057.6A priority patent/HK1132826B/xx
Priority to US12/658,471 priority patent/US8515178B2/en
Priority to PCT/US2010/000383 priority patent/WO2010093447A1/en
Priority to JP2011550127A priority patent/JP5538435B2/ja
Priority to EP10741513.5A priority patent/EP2396750B1/en
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Publication of CN101477692B publication Critical patent/CN101477692B/zh
Priority to US13/944,677 priority patent/US9865063B2/en
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding

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  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
CN2009100072189A 2009-02-13 2009-02-13 图像特征提取方法及装置 Expired - Fee Related CN101477692B (zh)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CN2009100072189A CN101477692B (zh) 2009-02-13 2009-02-13 图像特征提取方法及装置
HK09112057.6A HK1132826B (en) 2009-12-22 Image feature extraction method and apparatus
US12/658,471 US8515178B2 (en) 2009-02-13 2010-02-09 Method and system for image feature extraction
PCT/US2010/000383 WO2010093447A1 (en) 2009-02-13 2010-02-10 Method and system for image feature extraction
JP2011550127A JP5538435B2 (ja) 2009-02-13 2010-02-10 画像特徴抽出方法及びシステム
EP10741513.5A EP2396750B1 (en) 2009-02-13 2010-02-10 Method and system for image feature extraction
US13/944,677 US9865063B2 (en) 2009-02-13 2013-07-17 Method and system for image feature extraction

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Application Number Priority Date Filing Date Title
CN2009100072189A CN101477692B (zh) 2009-02-13 2009-02-13 图像特征提取方法及装置

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CN101477692A CN101477692A (zh) 2009-07-08
CN101477692B true CN101477692B (zh) 2012-08-22

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US (2) US8515178B2 (https=)
EP (1) EP2396750B1 (https=)
JP (1) JP5538435B2 (https=)
CN (1) CN101477692B (https=)
WO (1) WO2010093447A1 (https=)

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Publication number Publication date
WO2010093447A1 (en) 2010-08-19
CN101477692A (zh) 2009-07-08
US20130301914A1 (en) 2013-11-14
EP2396750A4 (en) 2018-01-10
US20100208988A1 (en) 2010-08-19
HK1132826A1 (en) 2010-03-05
EP2396750A1 (en) 2011-12-21
US8515178B2 (en) 2013-08-20
JP2012518223A (ja) 2012-08-09
JP5538435B2 (ja) 2014-07-02
EP2396750B1 (en) 2020-06-17
US9865063B2 (en) 2018-01-09

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