DE3381299D1 - Anlage und verfahren von mustern zur lagebestimmung. - Google Patents

Anlage und verfahren von mustern zur lagebestimmung.

Info

Publication number
DE3381299D1
DE3381299D1 DE8383307498T DE3381299T DE3381299D1 DE 3381299 D1 DE3381299 D1 DE 3381299D1 DE 8383307498 T DE8383307498 T DE 8383307498T DE 3381299 T DE3381299 T DE 3381299T DE 3381299 D1 DE3381299 D1 DE 3381299D1
Authority
DE
Germany
Prior art keywords
installation
sample determination
determination
sample
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
DE8383307498T
Other languages
English (en)
Inventor
Robert H Clunn
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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
Priority claimed from US06/447,868 external-priority patent/US4566125A/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of DE3381299D1 publication Critical patent/DE3381299D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • 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
    • 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
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
    • 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
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • G06V10/751—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • G06V10/7515—Shifting the patterns to accommodate for positional errors

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Databases & Information Systems (AREA)
  • Medical Informatics (AREA)
  • Artificial Intelligence (AREA)
  • Computing Systems (AREA)
  • Nonlinear Science (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Image Analysis (AREA)
  • Control Of Position Or Direction (AREA)
  • Numerical Control (AREA)
  • Image Processing (AREA)
  • Wire Bonding (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Input (AREA)
DE8383307498T 1982-12-08 1983-12-08 Anlage und verfahren von mustern zur lagebestimmung. Expired - Lifetime DE3381299D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44786782A 1982-12-08 1982-12-08
US06/447,868 US4566125A (en) 1982-12-08 1982-12-08 Apparatus and method for pattern location

Publications (1)

Publication Number Publication Date
DE3381299D1 true DE3381299D1 (de) 1990-04-12

Family

ID=27035125

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383307498T Expired - Lifetime DE3381299D1 (de) 1982-12-08 1983-12-08 Anlage und verfahren von mustern zur lagebestimmung.

Country Status (4)

Country Link
EP (1) EP0113556B1 (de)
JP (1) JPH021072A (de)
DE (1) DE3381299D1 (de)
PT (1) PT77788B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5077805A (en) * 1990-05-07 1991-12-31 Eastman Kodak Company Hybrid feature-based and template matching optical character recognition system
JP3254457B2 (ja) * 1992-09-18 2002-02-04 株式会社日立製作所 無給油式スクリュー圧縮機のロータ形成方法およびそのロータを用いた無給油式スクリュー圧縮機
EP1791080A1 (de) * 2005-11-23 2007-05-30 Neopost S.A. Auffinden von Markierungen auf einem Dokument

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1127361A (en) * 1965-01-30 1968-09-18 Emi Ltd Improvements relating to pattern recognition devices
US3749830A (en) * 1968-04-09 1973-07-31 Westinghouse Electric Corp Pattern sensing and positioning system
US3970841A (en) * 1974-11-25 1976-07-20 Green James E Method and apparatus for dual resolution analysis of a scene
JPS5839357B2 (ja) * 1976-01-26 1983-08-29 株式会社日立製作所 パタ−ンの位置検出方法
JPS5313840A (en) * 1976-07-23 1978-02-07 Hitachi Ltd Analogy calculator
JPS6059736B2 (ja) * 1978-05-24 1985-12-26 三菱電機株式会社 物品の位置検出方式
US4200861A (en) * 1978-09-01 1980-04-29 View Engineering, Inc. Pattern recognition apparatus and method

Also Published As

Publication number Publication date
EP0113556B1 (de) 1990-03-07
PT77788B (en) 1986-03-20
PT77788A (en) 1984-01-01
EP0113556A3 (en) 1986-07-02
JPH021072A (ja) 1990-01-05
EP0113556A2 (de) 1984-07-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee