[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Yan et al., 2012 - Google Patents

Direct 4-D PET list mode parametric reconstruction with a novel EM algorithm

Yan et al., 2012

View HTML
Document ID
5015340648294612228
Author
Yan J
Planeta-Wilson B
Carson R
Publication year
Publication venue
IEEE transactions on medical imaging

External Links

Snippet

The production of images of kinetic parameters is often the ultimate goal of positron emission tomography (PET) imaging. The indirect method of PET parametric imaging, also called the frame-based method (FM), is performed by fitting the time-activity curve (TAC) for …
Continue reading at www.ncbi.nlm.nih.gov (HTML) (other versions)

Classifications

    • 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
    • G06T2207/10072—Tomographic images
    • G06T2207/10104—Positron emission tomography [PET]
    • 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
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • 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
    • G06T2207/10072—Tomographic images
    • G06T2207/10084—Hybrid tomography; Concurrent acquisition with multiple different tomographic modalities
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/424—Iterative
    • 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
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • 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
    • G01T1/161—Application in the field of nuclear medicine, e.g. in vivo counting
    • G01T1/164—Scintigraphy
    • G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
    • G01T1/1647—Processing of scintigraphic data
    • 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
    • G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)
    • 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
Yan et al. Direct 4-D PET list mode parametric reconstruction with a novel EM algorithm
Zaidi et al. Scatter modelling and compensation in emission tomography
Defrise et al. Image reconstruction
Alessio et al. Improved quantitation for PET/CT image reconstruction with system modeling and anatomical priors
Novosad et al. MR-guided dynamic PET reconstruction with the kernel method and spectral temporal basis functions
US10022097B2 (en) Direct patlak estimation from list-mode PET data
Rahmim et al. Analytic system matrix resolution modeling in PET: an application to Rb-82 cardiac imaging
Zaidi et al. Scatter compensation techniques in PET
Frey et al. Collimator-detector response compensation in SPECT
EP2984631B1 (en) Method for modeling and accounting for cascade gammas in images
Jian et al. Evaluation of bias and variance in low-count OSEM list mode reconstruction
Gaitanis et al. PET image reconstruction: A stopping rule for the MLEM algorithm based on properties of the updating coefficients
Winant et al. Investigation of dynamic SPECT measurements of the arterial input function in human subjects using simulation, phantom and human studies
Gravel et al. Direct 4D PET MLEM reconstruction of parametric images using the simplified reference tissue model with the basis function method for [11C] raclopride
Rezaei et al. Plane-dependent ML scatter scaling: 3D extension of the 2D simulated single scatter (SSS) estimate
Ghaly et al. Optimization of energy window and evaluation of scatter compensation methods in myocardial perfusion SPECT using the ideal observer with and without model mismatch and an anthropomorphic model observer
Lee et al. Impact of system design parameters on image figures of merit for a mouse PET scanner
Wülker et al. Time-of-flight PET image reconstruction using origin ensembles
Yan et al. Direct 4D list mode parametric reconstruction for PET with a novel EM algorithm
Stute et al. Realistic and efficient modeling of radiotracer heterogeneity in Monte Carlo simulations of PET images with tumors
Southekal et al. Evaluation of a method for projection-based tissue-activity estimation within small volumes of interest
Ding et al. Dynamic SPECT reconstruction with temporal edge correlation
Jian et al. Applications of the line-of-response probability density function resolution model in PET list mode reconstruction
Reutter et al. Improved quantitation of dynamic SPECT via fully 4-D joint estimation of compartmental models and blood input function directly from projections
Bai et al. PET image reconstruction: methodology and quantitative accuracy