JP2005228340A - 画像解析装置、画像解析方法、及びブロブ識別装置 - Google Patents
画像解析装置、画像解析方法、及びブロブ識別装置 Download PDFInfo
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- JP2005228340A JP2005228340A JP2005036115A JP2005036115A JP2005228340A JP 2005228340 A JP2005228340 A JP 2005228340A JP 2005036115 A JP2005036115 A JP 2005036115A JP 2005036115 A JP2005036115 A JP 2005036115A JP 2005228340 A JP2005228340 A JP 2005228340A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
- G06V10/457—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components by analysing connectivity, e.g. edge linking, connected component analysis or slices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
- G06T2207/10008—Still image; Photographic image from scanner, fax or copier
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30176—Document
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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 Processing (AREA)
- Image Analysis (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
【解決手段】
各ラインの画素のエッジ連続値と、該画素の第1の近傍内の画素のエッジ連続値と、を比較して、比較結果を生成し、前記比較結果に基づいて、前記画素にブロブのブロブ識別を割り当て、該画素を該ブロブに関連付ける。
【選択図】 図5
Description
「上とマージする」アクションは、対象となる現在画素2731を、上部隣接画素2735を含むブロブと同じブロブにマージさせる。
2600 セグメント・モジュール
2700 ブロブ識別モジュール
2800 マップ・ブロブ及びクラスタ・モジュール
Claims (3)
- 各ラインの画素のエッジ連続値と、該画素の第1の近傍内の画素のエッジ連続値と、を比較して、比較結果を生成する第1の比較子と、
前記比較結果に基づいて、前記画素にブロブのブロブ識別を割り当て、該画素を該ブロブに関連付ける、割当子と、
を備える画像解析装置。 - 各ラインの画素のエッジ連続値と、該画素の第1の近傍内の画素のエッジ連続値と、を比較して、比較結果を生成し、
前記比較結果に基づいて、前記画素にブロブのブロブ識別を割り当て、該画素を該ブロブに関連付ける、
画像解析方法。 - 各ラインの画素のエッジ連続値と、該画素の第1の近傍内の画素のエッジ連続値と、を比較して、比較結果を生成する手段と、
前記比較結果に基づいて、前記画素にブロブのブロブ識別を割り当て、該画素を該ブロブに関連付ける手段と、
を含むブロブ識別装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/776,515 US7379587B2 (en) | 2004-02-12 | 2004-02-12 | Systems and methods for identifying regions within an image having similar continuity values |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005228340A true JP2005228340A (ja) | 2005-08-25 |
JP4667062B2 JP4667062B2 (ja) | 2011-04-06 |
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JP2005036115A Expired - Fee Related JP4667062B2 (ja) | 2004-02-12 | 2005-02-14 | 画像解析装置、画像解析方法、及びブロブ識別装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7379587B2 (ja) |
EP (1) | EP1566767B1 (ja) |
JP (1) | JP4667062B2 (ja) |
TW (1) | TWI362007B (ja) |
Cited By (1)
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JP2005228341A (ja) * | 2004-02-12 | 2005-08-25 | Xerox Corp | 画像データを領域へ編成するシステムおよび方法 |
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US8520941B2 (en) * | 2008-12-09 | 2013-08-27 | Xerox Corporation | Method and system for document image classification |
US8290302B2 (en) * | 2009-01-30 | 2012-10-16 | Xerox Corporation | Method and system for skew detection of a scanned document using connected components analysis |
US8958605B2 (en) | 2009-02-10 | 2015-02-17 | Kofax, Inc. | Systems, methods and computer program products for determining document validity |
US8774516B2 (en) | 2009-02-10 | 2014-07-08 | Kofax, Inc. | Systems, methods and computer program products for determining document validity |
US9349046B2 (en) | 2009-02-10 | 2016-05-24 | Kofax, Inc. | Smart optical input/output (I/O) extension for context-dependent workflows |
US9576272B2 (en) | 2009-02-10 | 2017-02-21 | Kofax, Inc. | Systems, methods and computer program products for determining document validity |
US9767354B2 (en) | 2009-02-10 | 2017-09-19 | Kofax, Inc. | Global geographic information retrieval, validation, and normalization |
US8373721B2 (en) * | 2009-12-14 | 2013-02-12 | National Taiwan University | Method of realism assessment of an image composite |
US9165188B2 (en) | 2012-01-12 | 2015-10-20 | Kofax, Inc. | Systems and methods for mobile image capture and processing |
US10146795B2 (en) | 2012-01-12 | 2018-12-04 | Kofax, Inc. | Systems and methods for mobile image capture and processing |
US9483794B2 (en) | 2012-01-12 | 2016-11-01 | Kofax, Inc. | Systems and methods for identification document processing and business workflow integration |
US9058580B1 (en) | 2012-01-12 | 2015-06-16 | Kofax, Inc. | Systems and methods for identification document processing and business workflow integration |
US9058515B1 (en) | 2012-01-12 | 2015-06-16 | Kofax, Inc. | Systems and methods for identification document processing and business workflow integration |
TWI597968B (zh) | 2012-12-21 | 2017-09-01 | 杜比實驗室特許公司 | 在高位元深度視訊的可適性編碼中,高精度升取樣 |
US9208536B2 (en) | 2013-09-27 | 2015-12-08 | Kofax, Inc. | Systems and methods for three dimensional geometric reconstruction of captured image data |
JP2016517587A (ja) | 2013-03-13 | 2016-06-16 | コファックス, インコーポレイテッド | モバイル装置を用いて取込まれたデジタル画像におけるオブジェクトの分類 |
US9355312B2 (en) | 2013-03-13 | 2016-05-31 | Kofax, Inc. | Systems and methods for classifying objects in digital images captured using mobile devices |
US20140316841A1 (en) | 2013-04-23 | 2014-10-23 | Kofax, Inc. | Location-based workflows and services |
DE202014011407U1 (de) | 2013-05-03 | 2020-04-20 | Kofax, Inc. | Systeme zum Erkennen und Klassifizieren von Objekten in durch Mobilgeräte aufgenommenen Videos |
JP2016538783A (ja) | 2013-11-15 | 2016-12-08 | コファックス, インコーポレイテッド | モバイル映像データを用いて長尺文書の合成画像を生成するためのシステムおよび方法 |
US9760788B2 (en) | 2014-10-30 | 2017-09-12 | Kofax, Inc. | Mobile document detection and orientation based on reference object characteristics |
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- 2005-02-10 EP EP05100933.0A patent/EP1566767B1/en not_active Expired - Fee Related
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Publication number | Publication date |
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EP1566767B1 (en) | 2017-01-11 |
EP1566767A2 (en) | 2005-08-24 |
JP4667062B2 (ja) | 2011-04-06 |
TW200539047A (en) | 2005-12-01 |
TWI362007B (en) | 2012-04-11 |
US7379587B2 (en) | 2008-05-27 |
EP1566767A3 (en) | 2008-07-02 |
US20050180628A1 (en) | 2005-08-18 |
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