DE60142273D1 - Lose Mustervergleichung mit Grauwerten - Google Patents

Lose Mustervergleichung mit Grauwerten

Info

Publication number
DE60142273D1
DE60142273D1 DE60142273T DE60142273T DE60142273D1 DE 60142273 D1 DE60142273 D1 DE 60142273D1 DE 60142273 T DE60142273 T DE 60142273T DE 60142273 T DE60142273 T DE 60142273T DE 60142273 D1 DE60142273 D1 DE 60142273D1
Authority
DE
Germany
Prior art keywords
gray values
pattern comparison
loose pattern
loose
comparison
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60142273T
Other languages
English (en)
Inventor
John C Handley
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE60142273D1 publication Critical patent/DE60142273D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40075—Descreening, i.e. converting a halftone signal into a corresponding continuous-tone signal; Rescreening, i.e. combined descreening and halftoning
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/36—Applying a local operator, i.e. means to operate on image points situated in the vicinity of a given point; Non-linear local filtering operations, e.g. median filtering
    • 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
    • G06V10/443—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 matching or filtering
DE60142273T 2000-02-17 2001-02-16 Lose Mustervergleichung mit Grauwerten Expired - Lifetime DE60142273D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/505,875 US6678414B1 (en) 2000-02-17 2000-02-17 Loose-gray-scale template matching

Publications (1)

Publication Number Publication Date
DE60142273D1 true DE60142273D1 (de) 2010-07-15

Family

ID=24012230

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60142273T Expired - Lifetime DE60142273D1 (de) 2000-02-17 2001-02-16 Lose Mustervergleichung mit Grauwerten

Country Status (4)

Country Link
US (3) US6678414B1 (de)
EP (1) EP1146472B1 (de)
JP (1) JP2001283219A (de)
DE (1) DE60142273D1 (de)

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JP4803091B2 (ja) * 2007-03-30 2011-10-26 コニカミノルタビジネステクノロジーズ株式会社 画像形成装置
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US20080310721A1 (en) 2007-06-14 2008-12-18 John Jinhwan Yang Method And Apparatus For Recognizing Characters In A Document Image
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JP5647761B2 (ja) * 2008-03-07 2015-01-07 株式会社日立ハイテクノロジーズ テンプレート作成方法及び画像処理装置
KR101657218B1 (ko) * 2008-12-05 2016-09-13 마이크로닉 마이데이타 에이비 마이크로-리소그래피 인쇄에서의 그레디언트 기반 이미지 리샘플링
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JP5616200B2 (ja) * 2010-11-18 2014-10-29 古野電気株式会社 レーダ装置、注目物標検出方法及び注目物標検出プログラム
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CN103745480B (zh) * 2014-01-26 2017-02-15 广州博冠信息科技有限公司 一种图片渲染方法及装置
US9421759B1 (en) 2015-04-14 2016-08-23 Xerox Corporation System and method for identification of sparse patterns in image data using disjoint template matching
CN106403844B (zh) * 2016-08-26 2018-10-23 合肥工业大学 一种用于投影测量的有效点云快速识别算法
US11159798B2 (en) * 2018-08-21 2021-10-26 International Business Machines Corporation Video compression using cognitive semantics object analysis
CN109285165B (zh) * 2018-09-20 2021-11-23 易诚高科（大连）科技有限公司 一种灰阶测试卡的灰阶自动分割与分析方法
CN112819779A (zh) * 2021-01-29 2021-05-18 北京明略软件系统有限公司 用于螺栓松动识别的方法、装置及设备
US11562555B2 (en) * 2021-06-02 2023-01-24 The Nielsen Company (Us), Llc Methods, systems, articles of manufacture, and apparatus to extract shape features based on a structural angle template
CN114449199B (zh) * 2021-08-12 2023-01-10 荣耀终端有限公司 视频处理方法、装置、电子设备和存储介质
TWI824891B (zh) * 2022-12-19 2023-12-01 大陸商北京歐錸德微電子技術有限公司 子畫素樣式檢測方法、顯示驅動晶片、顯示裝置及資訊處理裝置

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Also Published As

Publication number Publication date
JP2001283219A (ja) 2001-10-12
US20020080144A1 (en) 2002-06-27
EP1146472A3 (de) 2003-05-28
US6686922B2 (en) 2004-02-03
US6807304B2 (en) 2004-10-19
EP1146472B1 (de) 2010-06-02
EP1146472A2 (de) 2001-10-17
US6678414B1 (en) 2004-01-13
US20030161534A1 (en) 2003-08-28

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