GB2383411B - Systems and methods for correlating images in an image correlation system with reduced computational loads - Google Patents

Systems and methods for correlating images in an image correlation system with reduced computational loads

Info

Publication number
GB2383411B
GB2383411B GB0218142A GB0218142A GB2383411B GB 2383411 B GB2383411 B GB 2383411B GB 0218142 A GB0218142 A GB 0218142A GB 0218142 A GB0218142 A GB 0218142A GB 2383411 B GB2383411 B GB 2383411B
Authority
GB
United Kingdom
Prior art keywords
systems
methods
image correlation
correlation system
reduced computational
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
GB0218142A
Other versions
GB2383411A (en
GB0218142D0 (en
Inventor
Michael Nahum
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.)
Mitutoyo Corp
Original Assignee
Mitutoyo 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
Priority claimed from US09/921,711 external-priority patent/US6996291B2/en
Priority claimed from US09/921,889 external-priority patent/US6990254B2/en
Application filed by Mitutoyo Corp filed Critical Mitutoyo Corp
Publication of GB0218142D0 publication Critical patent/GB0218142D0/en
Publication of GB2383411A publication Critical patent/GB2383411A/en
Application granted granted Critical
Publication of GB2383411B publication Critical patent/GB2383411B/en
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
    • G06V10/70—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)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Medical Informatics (AREA)
  • Health & Medical Sciences (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Software Systems (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Image Analysis (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Processing (AREA)
GB0218142A 2001-08-06 2002-08-05 Systems and methods for correlating images in an image correlation system with reduced computational loads Expired - Lifetime GB2383411B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/921,711 US6996291B2 (en) 2001-08-06 2001-08-06 Systems and methods for correlating images in an image correlation system with reduced computational loads
US09/921,889 US6990254B2 (en) 2001-08-06 2001-08-06 Systems and methods for correlating images in an image correlation system with reduced computational loads

Publications (3)

Publication Number Publication Date
GB0218142D0 GB0218142D0 (en) 2002-09-11
GB2383411A GB2383411A (en) 2003-06-25
GB2383411B true GB2383411B (en) 2005-11-09

Family

ID=27129826

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0218142A Expired - Lifetime GB2383411B (en) 2001-08-06 2002-08-05 Systems and methods for correlating images in an image correlation system with reduced computational loads

Country Status (3)

Country Link
JP (1) JP4303454B2 (en)
DE (1) DE10236016A1 (en)
GB (1) GB2383411B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9115983B2 (en) 2009-07-07 2015-08-25 Smc Kabushiki Kaisha Position measurement apparatus and position measuring method

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7400415B2 (en) * 2005-03-15 2008-07-15 Mitutoyo Corporation Operator interface apparatus and method for displacement transducer with selectable detector area
JP2008058182A (en) * 2006-08-31 2008-03-13 Mitsutoyo Corp Determination device for detection possibility of displacement quantity, its method, and displacement detector

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0254644A2 (en) * 1986-07-22 1988-01-27 Schlumberger Technologies, Inc. Mask alignment and measurement of critical dimensions in integrated circuits
EP0347912A2 (en) * 1988-06-22 1989-12-27 Hamamatsu Photonics Kabushiki Kaisha Deformation measuring method and device using cross-correlation function between speckle patterns
GB2222499A (en) * 1988-09-05 1990-03-07 Philips Electronic Associated Picture motion measurement

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0254644A2 (en) * 1986-07-22 1988-01-27 Schlumberger Technologies, Inc. Mask alignment and measurement of critical dimensions in integrated circuits
EP0347912A2 (en) * 1988-06-22 1989-12-27 Hamamatsu Photonics Kabushiki Kaisha Deformation measuring method and device using cross-correlation function between speckle patterns
GB2222499A (en) * 1988-09-05 1990-03-07 Philips Electronic Associated Picture motion measurement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9115983B2 (en) 2009-07-07 2015-08-25 Smc Kabushiki Kaisha Position measurement apparatus and position measuring method

Also Published As

Publication number Publication date
JP4303454B2 (en) 2009-07-29
JP2003148918A (en) 2003-05-21
DE10236016A1 (en) 2003-02-27
GB2383411A (en) 2003-06-25
GB0218142D0 (en) 2002-09-11

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20220804