BE752352A - Procede et appareil permettant de determiner les parametres physiques d'un objet - Google Patents

Procede et appareil permettant de determiner les parametres physiques d'un objet

Info

Publication number
BE752352A
BE752352A BE752352DA BE752352A BE 752352 A BE752352 A BE 752352A BE 752352D A BE752352D A BE 752352DA BE 752352 A BE752352 A BE 752352A
Authority
BE
Belgium
Prior art keywords
determining
physical parameters
parameters
physical
Prior art date
Application number
Other languages
English (en)
Inventor
R R A Morton
Original Assignee
Bausch & Lomb
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 Bausch & Lomb filed Critical Bausch & Lomb
Publication of BE752352A publication Critical patent/BE752352A/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M11/00—Counting of objects distributed at random, e.g. on a surface
    • G06M11/02—Counting of objects distributed at random, e.g. on a surface using an electron beam scanning a surface line by line, e.g. of blood cells on a substrate
    • G06M11/04—Counting of objects distributed at random, e.g. on a surface using an electron beam scanning a surface line by line, e.g. of blood cells on a substrate with provision for distinguishing between different sizes of objects
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • G06T7/62—Analysis of geometric attributes of area, perimeter, diameter or volume
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/60—Type of objects
    • G06V20/69—Microscopic objects, e.g. biological cells or cellular parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Geometry (AREA)
  • Image Analysis (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Input (AREA)
  • Picture Signal Circuits (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Processing (AREA)
BE752352D 1969-06-23 1970-06-22 Procede et appareil permettant de determiner les parametres physiques d'un objet BE752352A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83567369A 1969-06-23 1969-06-23

Publications (1)

Publication Number Publication Date
BE752352A true BE752352A (fr) 1971-01-01

Family

ID=25270159

Family Applications (1)

Application Number Title Priority Date Filing Date
BE752352D BE752352A (fr) 1969-06-23 1970-06-22 Procede et appareil permettant de determiner les parametres physiques d'un objet

Country Status (6)

Country Link
BE (1) BE752352A (fr)
CA (1) CA930860A (fr)
DE (3) DE2065764A1 (fr)
FR (1) FR2047034B1 (fr)
GB (4) GB1328123A (fr)
NL (1) NL7009146A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2443410C3 (de) * 1974-09-11 1981-10-01 Artek Systems Corp., Farmingdale, N.Y. Vorrichtung zum Zählen mikrobiologischer Kolonien
DE3138757A1 (de) * 1981-09-29 1983-05-05 Siemens AG, 1000 Berlin und 8000 München Verfahren zur erfassung von textausschnitten aus einer vorlage und vorrichtung zur durchfuehrung des verfahrens
JPS58176638A (ja) * 1982-04-09 1983-10-17 Dainippon Screen Mfg Co Ltd 抜きマスク版の作製方法
GB2129547B (en) * 1982-11-02 1986-05-21 Cambridge Instr Ltd Reticle inspection
JPH03221802A (ja) * 1989-12-20 1991-09-30 Reichhold Chem Inc 粒子サイズおよびサイズ分布の測定方法
DE4027732A1 (de) * 1990-09-01 1992-03-05 Thiedig Ullrich Kamerachip fuer eine punktfoermige ereignisse erfassende und auswertende kamera
DE69413445T2 (de) * 1993-03-19 1999-05-12 Becton Dickinson And Comp., Franklin Lakes, N.J. Verfahren zur Kompression von vielparametrigen Ereignistabellen Datensätzen
DE102011011930A1 (de) 2011-02-18 2012-08-23 Hella Kgaa Hueck & Co. Verfahren und System zur Bestimmung einer Anzahl von Übergangsobjekten
EP2690581A1 (fr) * 2012-07-27 2014-01-29 Canon Kabushiki Kaisha Procédé et appareil pour la détection d'une pupille
CN114708335B (zh) * 2022-03-20 2023-03-14 元橡科技(苏州)有限公司 双目立体相机的外参标定系统、标定方法、应用、存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB747718A (en) * 1952-07-08 1956-04-11 Mullard Radio Valve Co Ltd Improvements in or relating to apparatus for counting particles
GB778288A (en) * 1954-05-28 1957-07-03 Cinema Television Ltd Improvements in or relating to the electronic counting of objects
GB778289A (en) * 1954-05-28 1957-07-03 Cinema Television Ltd Improvements in or relating to apparatus for automatic counting
DE1084059B (de) * 1957-05-17 1960-06-23 Philips Nv Vorrichtung zur Teilchenzaehlung
US2965294A (en) * 1958-01-23 1960-12-20 Rank Cintel Ltd Object counting apparatus

Also Published As

Publication number Publication date
FR2047034A1 (fr) 1971-03-12
DE2030662A1 (de) 1971-01-14
NL7009146A (fr) 1970-12-28
DE2065927B2 (de) 1978-12-14
FR2047034B1 (fr) 1975-04-18
DE2065927C3 (de) 1979-08-16
CA930860A (en) 1973-07-24
DE2030662B2 (de) 1977-04-21
DE2065764A1 (de) 1976-07-29
DE2065927A1 (de) 1977-06-23
DE2030662C3 (de) 1980-04-03
GB1328124A (en) 1973-08-30
GB1328121A (en) 1973-08-30
GB1328123A (en) 1973-08-30
GB1328122A (en) 1973-08-30

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