AU2020326153B2 - Method and system for quantifying a spectral similarity between a sample color and a target color - Google Patents

Method and system for quantifying a spectral similarity between a sample color and a target color

Info

Publication number
AU2020326153B2
AU2020326153B2 AU2020326153A AU2020326153A AU2020326153B2 AU 2020326153 B2 AU2020326153 B2 AU 2020326153B2 AU 2020326153 A AU2020326153 A AU 2020326153A AU 2020326153 A AU2020326153 A AU 2020326153A AU 2020326153 B2 AU2020326153 B2 AU 2020326153B2
Authority
AU
Australia
Prior art keywords
coating
normalized
values
reflectance
wavelength
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.)
Active
Application number
AU2020326153A
Other languages
English (en)
Other versions
AU2020326153A1 (en
Inventor
Guido BISCHOFF
Florian STEUFMEHL
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.)
BASF Coatings GmbH
Original Assignee
BASF Coatings GmbH
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 BASF Coatings GmbH filed Critical BASF Coatings GmbH
Publication of AU2020326153A1 publication Critical patent/AU2020326153A1/en
Application granted granted Critical
Publication of AU2020326153B2 publication Critical patent/AU2020326153B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/463—Colour matching
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/462—Computing operations in or between colour spaces; Colour management systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/504—Goniometric colour measurements, for example measurements of metallic or flake based paints
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/56—Extraction of image or video features relating to colour
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/60—Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Software Systems (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU2020326153A 2019-08-06 2020-08-01 Method and system for quantifying a spectral similarity between a sample color and a target color Active AU2020326153B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19190388 2019-08-06
EP19190388.9 2019-08-06
PCT/EP2020/071750 WO2021023684A1 (en) 2019-08-06 2020-08-01 Method and system for quantifying a spectral similarity between a sample color and a target color

Publications (2)

Publication Number Publication Date
AU2020326153A1 AU2020326153A1 (en) 2022-02-24
AU2020326153B2 true AU2020326153B2 (en) 2025-07-31

Family

ID=67551215

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2020326153A Active AU2020326153B2 (en) 2019-08-06 2020-08-01 Method and system for quantifying a spectral similarity between a sample color and a target color

Country Status (8)

Country Link
US (1) US12140479B2 (enExample)
EP (1) EP4010671B1 (enExample)
JP (1) JP7383793B2 (enExample)
CN (1) CN114174784B (enExample)
AU (1) AU2020326153B2 (enExample)
CA (1) CA3143773A1 (enExample)
MX (1) MX2022001503A (enExample)
WO (1) WO2021023684A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114581537B (zh) * 2022-03-02 2025-01-07 红塔烟草(集团)有限责任公司 一种初烤烟颜色的识别方法
CN115078301B (zh) * 2022-06-30 2025-03-18 上海中医药大学 一种利用太赫兹频域光谱快速鉴别林下山参和园参的方法
JP2025005233A (ja) * 2023-06-27 2025-01-16 キヤノン株式会社 画像処理装置、制御方法、プログラムおよびカラーチャート

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5841421A (en) * 1995-12-18 1998-11-24 General Electric Company Method and system for selecting a previous color match from a set of previous color matches that best matches a color standard

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6342952B1 (en) 1999-10-11 2002-01-29 Flint Ink Corporation Method for matching printing ink colors
US6772151B1 (en) 2000-06-16 2004-08-03 Polyone Corporation Color matching system and method
US6870614B2 (en) 2002-05-30 2005-03-22 General Electric Company Method, system and computer product for formulating a bi-directional color match
US8692991B2 (en) * 2012-02-03 2014-04-08 Ppg Industries Ohio, Inc. Optimal tint identifier/selector
DE112014000995B4 (de) * 2013-02-26 2026-05-21 Axalta Coating Systems Gmbh Verfahren zum In-Übereinstimmung-Bringen von Farbe und Aussehen von Beschichtungen

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5841421A (en) * 1995-12-18 1998-11-24 General Electric Company Method and system for selecting a previous color match from a set of previous color matches that best matches a color standard

Also Published As

Publication number Publication date
CN114174784A (zh) 2022-03-11
MX2022001503A (es) 2022-03-17
JP7383793B2 (ja) 2023-11-20
EP4010671C0 (en) 2025-06-04
WO2021023684A1 (en) 2021-02-11
CA3143773A1 (en) 2021-02-11
EP4010671B1 (en) 2025-06-04
AU2020326153A1 (en) 2022-02-24
US20220283031A1 (en) 2022-09-08
US12140479B2 (en) 2024-11-12
JP2022543846A (ja) 2022-10-14
CN114174784B (zh) 2025-09-12
EP4010671A1 (en) 2022-06-15

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FGA Letters patent sealed or granted (standard patent)