SG11202006285YA - Methods for removing a background object from an image - Google Patents

Methods for removing a background object from an image

Info

Publication number
SG11202006285YA
SG11202006285YA SG11202006285YA SG11202006285YA SG11202006285YA SG 11202006285Y A SG11202006285Y A SG 11202006285YA SG 11202006285Y A SG11202006285Y A SG 11202006285YA SG 11202006285Y A SG11202006285Y A SG 11202006285YA SG 11202006285Y A SG11202006285Y A SG 11202006285YA
Authority
SG
Singapore
Prior art keywords
image
methods
background object
background
Prior art date
Application number
SG11202006285YA
Inventor
Emmanuel St-Aubin
Philippe Desjeans-Gauthier
Bakry Ola El
Simon Archambault
William Awad
Original Assignee
Voti 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
Application filed by Voti Inc filed Critical Voti Inc
Publication of SG11202006285YA publication Critical patent/SG11202006285YA/en

Links

Classifications

    • G01V5/224—
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/10—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the material being confined in a container, e.g. in a luggage X-ray scanners
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/083—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being X-rays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/083—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being X-rays
    • G01N23/087—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being X-rays using polyenergetic X-rays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/20—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
    • G01V5/226—
    • G01V5/271—
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/32—Transforming X-rays
    • H04N5/3205—Transforming X-rays using subtraction imaging techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/20—Sources of radiation
    • G01N2223/206—Sources of radiation sources operating at different energy levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/30—Accessories, mechanical or electrical features
    • G01N2223/305—Accessories, mechanical or electrical features computer simulations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/423—Imaging multispectral imaging-multiple energy imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/424—Imaging energy substraction image processing (dual energy processing)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/60—Specific applications or type of materials
    • G01N2223/601—Specific applications or type of materials density profile
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/60—Specific applications or type of materials
    • G01N2223/639—Specific applications or type of materials material in a container
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30232—Surveillance
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/408—Dual energy
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/424—Iterative
SG11202006285YA 2018-01-09 2018-12-28 Methods for removing a background object from an image SG11202006285YA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862615120P 2018-01-09 2018-01-09
US16/229,860 US10795047B2 (en) 2018-01-09 2018-12-21 Methods for removing a background object from an image
PCT/CA2018/051674 WO2019136547A1 (en) 2018-01-09 2018-12-28 Methods for removing a background object from an image

Publications (1)

Publication Number Publication Date
SG11202006285YA true SG11202006285YA (en) 2020-07-29

Family

ID=67140656

Family Applications (5)

Application Number Title Priority Date Filing Date
SG11202006283WA SG11202006283WA (en) 2018-01-09 2018-12-28 Methods for assigning attributes to an image of an object scanned with ionizing electromagnetic radiation
SG11202006286XA SG11202006286XA (en) 2018-01-09 2018-12-28 Methods for extending a range for assigning attributes to an object in an image
SG11202006288TA SG11202006288TA (en) 2018-01-09 2018-12-28 Methods for reconstructing an unknown object in scanned x-ray images
SG11202006290SA SG11202006290SA (en) 2018-01-09 2018-12-28 Methods for assigning a threat or safe condition to an object in an image
SG11202006285YA SG11202006285YA (en) 2018-01-09 2018-12-28 Methods for removing a background object from an image

Family Applications Before (4)

Application Number Title Priority Date Filing Date
SG11202006283WA SG11202006283WA (en) 2018-01-09 2018-12-28 Methods for assigning attributes to an image of an object scanned with ionizing electromagnetic radiation
SG11202006286XA SG11202006286XA (en) 2018-01-09 2018-12-28 Methods for extending a range for assigning attributes to an object in an image
SG11202006288TA SG11202006288TA (en) 2018-01-09 2018-12-28 Methods for reconstructing an unknown object in scanned x-ray images
SG11202006290SA SG11202006290SA (en) 2018-01-09 2018-12-28 Methods for assigning a threat or safe condition to an object in an image

Country Status (4)

Country Link
US (5) US10795048B2 (en)
CA (5) CA3124256A1 (en)
SG (5) SG11202006283WA (en)
WO (5) WO2019136547A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019226700A1 (en) * 2018-05-21 2019-11-28 Rombakh Volodymyr Pavlovich Non-invasive monitoring of atomic reactions to detect structural failure
GB2577737B (en) * 2018-10-05 2022-09-07 Smiths Heimann Sas Determination of material
CN111242905B (en) * 2020-01-06 2021-03-26 科大讯飞(苏州)科技有限公司 Method and equipment for generating X-ray sample image and storage device
US11885752B2 (en) 2021-06-30 2024-01-30 Rapiscan Holdings, Inc. Calibration method and device therefor
US20230017006A1 (en) * 2021-07-16 2023-01-19 Voti Inc. Material detection in x-ray security screening
DE102021213439B3 (en) * 2021-11-29 2023-03-02 Siemens Healthcare Gmbh Method and device for generating a result image data set of a patient
US20230147681A1 (en) * 2022-07-26 2023-05-11 Rapiscan Holdings, Inc. Methods and Systems for Performing On-The-Fly Automatic Calibration Adjustments of X-Ray Inspection Systems

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2705786B1 (en) * 1993-05-28 1995-08-25 Schlumberger Ind Sa Method and device for recognizing certain materials in the composition of an object.
CA2163884C (en) 1993-05-28 2006-08-22 Serge Maitrejean Method and device for identifying designated materials in the composition of an object
US5600700A (en) 1995-09-25 1997-02-04 Vivid Technologies, Inc. Detecting explosives or other contraband by employing transmitted and scattered X-rays
US5974111A (en) 1996-09-24 1999-10-26 Vivid Technologies, Inc. Identifying explosives or other contraband by employing transmitted or scattered X-rays
DE10143131B4 (en) 2001-09-03 2006-03-09 Siemens Ag Method for determining density and atomic number distributions in radiographic examination methods
US7873201B2 (en) 2004-11-10 2011-01-18 L-3 Communications Security and Detection Systems Inc. Reconstruction of x-ray images into basis function components using multiple-energy sources
US7319737B2 (en) 2006-04-07 2008-01-15 Satpal Singh Laminographic system for 3D imaging and inspection
CA2666838C (en) 2006-09-18 2010-12-07 Optosecurity Inc. Method and apparatus for assessing characteristics of liquids
US7769132B1 (en) * 2007-03-13 2010-08-03 L-3 Communications Security And Detection Systems, Inc. Material analysis based on imaging effective atomic numbers
DE102007042144A1 (en) 2007-09-05 2009-03-12 Smiths Heimann Gmbh Method for improving material recognition in an X-ray inspection system and X-ray inspection system
CN101403710B (en) 2007-10-05 2013-06-19 清华大学 Liquid article examination method and equipment
CN101403711B (en) 2007-10-05 2013-06-19 清华大学 Liquid article examination method and equipment
US20100207741A1 (en) 2007-10-10 2010-08-19 Optosecurity Inc. Method, apparatus and system for use in connection with the inspection of liquid merchandise
CN102175698B (en) 2007-11-15 2013-09-04 同方威视技术股份有限公司 Method and device for establishing classification curve in substance identification system
WO2009114928A1 (en) 2008-03-17 2009-09-24 Optosecurity, Inc. Method and apparatus for assessing characteristics of liquids
US8401270B2 (en) 2008-06-13 2013-03-19 L-3 Communications Security And Detection Systems, Inc. Examination of a region using dual-energy radiation
EP2331944B1 (en) 2008-09-05 2014-03-12 Optosecurity Inc. Method and system for performing x-ray inspection of a liquid product at a security checkpoint
EP2347248A1 (en) 2008-09-15 2011-07-27 Optosecurity Inc. Method and apparatus for assessing properties of liquids by using x-rays
US8831331B2 (en) 2009-02-10 2014-09-09 Optosecurity Inc. Method and system for performing X-ray inspection of a product at a security checkpoint using simulation
EP2430396B1 (en) * 2009-05-16 2020-01-15 Rapiscan Systems, Inc. Systems and methods for automated, rapid detection of high-atomic-number materials
WO2010145016A1 (en) * 2009-06-15 2010-12-23 Optosecurity Inc. Method and apparatus for assessing the threat status of luggage
WO2011011894A1 (en) 2009-07-31 2011-02-03 Optosecurity Inc. Method and system for identifying a liquid product in luggage or other receptacle
FR2961904B1 (en) 2010-06-29 2012-08-17 Commissariat Energie Atomique METHOD FOR IDENTIFYING MATERIALS FROM MULTI ENERGY X-RADIOGRAPHIES
EP2677936B1 (en) 2011-02-25 2021-09-29 Smiths Heimann GmbH Image reconstruction based on parametric models
CA2856331C (en) * 2011-11-22 2021-03-09 Smiths Heimann Gmbh Laptop detection
CN103900503B (en) * 2012-12-27 2016-12-28 清华大学 Extract the method for shape facility, safety detection method and equipment
DE102014205447A1 (en) * 2014-03-24 2015-09-24 Smiths Heimann Gmbh Detection of objects in an object
CN105806856B (en) * 2014-12-30 2019-02-19 清华大学 Dual intensity radiographic imaging method and system
WO2016178682A1 (en) * 2015-05-07 2016-11-10 Analogic Corporation Combined image generation of article under examination and image of test item
FR3037401B1 (en) 2015-06-15 2017-06-23 Commissariat Energie Atomique CHARACTERIZATION OF A SAMPLE BY DECOMPOSITION BASED ON MATERIALS.
CN106932414A (en) * 2015-12-29 2017-07-07 同方威视技术股份有限公司 Inspection and quarantine inspection system and its method
EP3420563A4 (en) * 2016-02-22 2020-03-11 Rapiscan Systems, Inc. Systems and methods for detecting threats and contraband in cargo
CN107356615B (en) * 2016-05-10 2020-01-21 清华大学 Method and system for dual-energy X-ray CT

Also Published As

Publication number Publication date
CA3124255A1 (en) 2019-07-18
US20190212278A1 (en) 2019-07-11
SG11202006283WA (en) 2020-07-29
WO2019136549A1 (en) 2019-07-18
US20190213740A1 (en) 2019-07-11
US10809414B2 (en) 2020-10-20
CA3124253A1 (en) 2019-07-18
CA3124256A1 (en) 2019-07-18
WO2019136550A1 (en) 2019-07-18
SG11202006290SA (en) 2020-07-29
WO2019136548A1 (en) 2019-07-18
SG11202006288TA (en) 2020-07-29
CA3124161A1 (en) 2019-07-18
CA3124171A1 (en) 2019-07-18
WO2019136547A1 (en) 2019-07-18
US10795047B2 (en) 2020-10-06
US20190212279A1 (en) 2019-07-11
WO2019136546A1 (en) 2019-07-18
US20190212465A1 (en) 2019-07-11
US10901114B2 (en) 2021-01-26
US20190219729A1 (en) 2019-07-18
US10795049B2 (en) 2020-10-06
SG11202006286XA (en) 2020-07-29
US10795048B2 (en) 2020-10-06

Similar Documents

Publication Publication Date Title
SG11202006285YA (en) Methods for removing a background object from an image
SG10201913148YA (en) System and method for imaging a surface defect on an object
EP3417768C0 (en) Method for imaging
EP3762743C0 (en) Method for operating a system
GB2576229B (en) Image forming apparatus
PL3634201T3 (en) Apparatus for performing a bronchoscopy
GB201803748D0 (en) Image processing apparatus
KR101932512B9 (en) Pick-up apparatus
PL3608836T3 (en) Method for obtaining a digital fingerprint image
GB201703839D0 (en) Method for removing screen coating film
GB2576886B (en) A method of analysing images
EP3857304C0 (en) Method for focusing a camera
GB201814649D0 (en) Image processing methods
EP3811864C0 (en) System for capturing a plantar image
GB2588845B (en) Image forming apparatus
SG10201908363PA (en) Image forming apparatus
GB2576293B (en) Method for removing bottlenecks
GB201812983D0 (en) Method for aligning an image sensor for a lens
GB2548080B (en) A method for image transformation
EP3903282C0 (en) Method for segmenting an image
GB2608972B (en) Image forming apparatus
GB201812206D0 (en) Image processing method
IL275100A (en) Printing method for a digital printing device
GB201806600D0 (en) Image segmentation method
GB2575890B (en) Imaging method