TW440801B - Method and apparatus for perceptual determination of threshold for gradient-based local edge determination - Google Patents

Method and apparatus for perceptual determination of threshold for gradient-based local edge determination Download PDF

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Publication number
TW440801B
TW440801B TW087119801A TW87119801A TW440801B TW 440801 B TW440801 B TW 440801B TW 087119801 A TW087119801 A TW 087119801A TW 87119801 A TW87119801 A TW 87119801A TW 440801 B TW440801 B TW 440801B
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Taiwan
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image
gradient
intensity
scope
pixel
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TW087119801A
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English (en)
Chinese (zh)
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Tinku Acharya
Ping-Sing Tsai
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Intel Corp
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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
    • G06V10/40—Extraction of image or video features
    • G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
    • 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
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20192—Edge enhancement; Edge preservation

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  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
  • Studio Devices (AREA)
TW087119801A 1997-12-08 1998-11-30 Method and apparatus for perceptual determination of threshold for gradient-based local edge determination TW440801B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/986,461 US6094508A (en) 1997-12-08 1997-12-08 Perceptual thresholding for gradient-based local edge detection

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TW440801B true TW440801B (en) 2001-06-16

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US (1) US6094508A (enExample)
EP (1) EP1058909B1 (enExample)
JP (1) JP4160258B2 (enExample)
KR (1) KR100371470B1 (enExample)
AU (1) AU1412199A (enExample)
DE (1) DE69828909T2 (enExample)
TW (1) TW440801B (enExample)
WO (1) WO1999030270A1 (enExample)

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Also Published As

Publication number Publication date
EP1058909B1 (en) 2005-02-02
KR20010032850A (ko) 2001-04-25
EP1058909A1 (en) 2000-12-13
JP4160258B2 (ja) 2008-10-01
JP2002503840A (ja) 2002-02-05
AU1412199A (en) 1999-06-28
DE69828909T2 (de) 2006-04-06
KR100371470B1 (ko) 2003-02-07
WO1999030270A1 (en) 1999-06-17
US6094508A (en) 2000-07-25
DE69828909D1 (de) 2005-03-10
EP1058909A4 (en) 2002-06-19

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