Rogers et al., 2014 - Google Patents
Reduction of wobble artefacts in images from mobile transmission x-ray vehicle scannersRogers et al., 2014
View PDF- Document ID
- 8559602099036176941
- Author
- Rogers T
- Ollier J
- Morton E
- Griffin L
- Publication year
- Publication venue
- 2014 IEEE International Conference on Imaging Systems and Techniques (IST) Proceedings
External Links
Snippet
Detector boom wobble in transmission X-ray vehicle scanners is an unpredictable and currently uncontrollable problem, which lowers the quality of captured X-ray images. We propose (i) a method for image correction which is able to correct for 70% of boom wobble …
- 230000005540 biological transmission 0 title abstract description 18
Classifications
-
- 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 not covered by G01N21/00 or G01N22/00, e.g. X-rays or neutrons
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation not covered by G01N21/00 or G01N22/00, e.g. X-rays or neutrons by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation not covered by G01N21/00 or G01N22/00, e.g. X-rays or neutrons by transmitting the radiation through the material and forming a picture
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING; 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; 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
- G06T2207/30004—Biomedical image processing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
- G01T1/2914—Measurement of spatial distribution of radiation
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
-
- 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
- G01N2223/50—Detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS
- G01V5/00—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity
- G01V5/0008—Detecting hidden objects, e.g. weapons, explosives
- G01V5/0016—Active interrogation, i.e. using an external radiation source, e.g. using pulsed, continuous or cosmic rays
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration, e.g. from bit-mapped to bit-mapped creating a similar image
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10274439B2 (en) | System and method for spectral x-ray imaging | |
US8000434B2 (en) | Energy spectrum reconstruction | |
US10379252B2 (en) | Methods and devices for estimating weight of an object to be inspected in an inspection system | |
US8548252B2 (en) | Edge detection | |
CN105939667B (en) | System for generating spectral computed tomography data for projection | |
CN104161536B (en) | Cone beam CT scatter correction method and device based on complementary gratings | |
JP7073380B2 (en) | Self-calibration CT detector, system and method for self-calibration | |
US10568588B2 (en) | Tiled detector arrangement for differential phase contrast CT | |
US20180259657A1 (en) | Pixel-design for use in a radiation detector | |
US10413259B2 (en) | Gap resolution for linear detector array | |
JP2015520846A (en) | Method and System for Determining Z-Effective Value of Voxel Set Using CT Density Image and Sparse Multi-Energy Data | |
US10586324B2 (en) | Inspection devices and methods for inspecting a container | |
US11860111B2 (en) | Image reconstruction method for X-ray measuring device, structure manufacturing method, image reconstruction program for X-ray measuring device, and X-ray measuring device | |
JP2009538670A (en) | X-ray imaging apparatus, and apparatus and method for calibrating X-ray imaging apparatus | |
Rogers et al. | Reduction of wobble artefacts in images from mobile transmission x-ray vehicle scanners | |
Di Trapani et al. | Pre-and post-reconstruction digital image processing solutions for computed tomography with spectral photon counting detectors | |
US20230147681A1 (en) | Methods and Systems for Performing On-The-Fly Automatic Calibration Adjustments of X-Ray Inspection Systems | |
US20140169520A1 (en) | Systems and methods for dual energy imaging | |
WO2024026152A9 (en) | Methods and systems for performing on-the-fly automatic calibration adjustments of x-ray inspection systems | |
Chae et al. | Geometric calibration of a computed laminography system for high‐magnification nondestructive test imaging | |
US20220292743A1 (en) | Processing Device for Obtaining Gap Filler Sinogram Information, Computer Tomograph, Method and Computer Program | |
Kozhevnikov et al. | Performance and applications of GaAs: Cr-based Medipix detector in X-ray CT | |
RU2618510C2 (en) | X-ray method | |
US8953902B2 (en) | Systems and methods for thin object imaging | |
Batranin et al. | Performance evaluation of micro-ct scanners as visualization systems |