The filtered back-projection (FBP)
Inverse Problem: Comparison between Linear Back-Projection Algorithm and Filtered Back-Projection Algorithm in Soft-Field Tomography
... The back-projection algorithm is the most popular algorithm applied in process tomography including a linear back-projection (LBP) algorithm and a filtered back-projection ...
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Rapid mapping of visual receptive fields by filtered back projection: application to multi-neuronal electrophysiology and imaging
... with filtered back projection and demonstrated its utility when measuring neural responses electrophysiologically and with fluorescent reporter ...
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Feasibility of three-dimensional density tomography using dozens of muon radiographies and filtered back projection for volcanos
... using filtered back pro- jection (FBP), which does not require prior ...many projection images only without using the inversion technique (Deans, ...
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Effect of Filter on Image Reconstruction using Filtered Back Projection Algorithm for Industrial Gamma-Ray Tomography Technique
... using filtered back projection algorithm. Back projection algorithm processes images one by one, cummulatively adding the densities of current image to the densities of all previous ...
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Iterative Reconstruction in Head CT: Image Quality of Routine and Low Dose Protocols in Comparison with Standard Filtered Back Projection
... ⫽ filtered back-projection; GM ⫽ gray matter; IQ ⫽ image quality; IR ⫽ iterative reconstruction; IRIS ⫽ iterative reconstruction in image space; MDCT ⫽ multidetector row ...
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An investigation of spatial resolution and noise in reconstructed CT images using iterative reconstruction (IR) and filtered back-projection (FBP)
... Abstract. This study compared the spatial resolution and the amount of noise in CT images reconstructed using the iterative reconstruction (IR) and filtered back-projection (FBP) techniques. We used ...
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A comparison of Sinogram Affirmed Iterative Reconstruction and filtered back projection on image quality and dose reduction in paediatric head CT: a phantom study
... standard, Filtered Back Projection (FBP), and assess whether SAFIRE alone permits a reduction in dose while maintaining image quality in paediatric head ...
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Endoleak and in-stent thrombus detection with CT angiography in a thoracic aortic aneurysm phantom at different tube energies using filtered back projection and iterative algorithms.
... volumetric data sets of isotropic vox- els offer thin-section multiplanar re- formatted images and enable accurate and reproducible volume and diameter measurement of the aneurysm sac (4– 7). However, because patients ...
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Filtered Back Projection Algorithm on Computed Tomography (Ct) Scan
... filtered-back projection algorithm on computed tomography (CT) projection data of a Shepp-Logan head phantom to reconstruct ...data. Filtered back projection algorithm has ...
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The Object’s Reconstruction of CT Detection Based on Filtered Back Projection Algorithm
... system, Filtered back projection algorithm, Object’s ...beam projection reconstruction algorithm to study CT inspection system to reduction the ...the projection of the object, then the ...
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Comparison of image quality between filtered back-projection and the adaptive statistical and novel model-based iterative reconstruction techniques in abdominal CT for renal calculi
... Vardhanabhuti V, Loader RJ, Mitchell GR, Riordan RD, Roobottom CA (2013) Image quality assessment of standard- and low-dose chest CT using filtered back projection, adaptive statistical [r] ...
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Filtered X Affine Projection Algorithms for Active Noise Control Using Volterra Filters
... We consider the use of adaptive Volterra filters, implemented in the form of multichannel filter banks, as nonlinear active noise controllers. In particular, we discuss the derivation of filtered-X affine ...
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Analysis of Transient and Steady-State Behavior of a Multichannel Filtered-x Partial-Error Affine Projection Algorithm
... the filtered- x LMS ...with filtered- x affine projection (AP) ...of filtered- x , affine projection or partial-update ...for filtered- x LMS [11] and AP algorithms [12], dif- ferent ...
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Comparison of the ultra-low-dose Veo algorithm with the gold standard filtered back projection for detecting pulmonary asbestos-related conditions: a clinical observational study
... conditions. 7–10 Nevertheless, the use of CT has two main disadvantages: high radiation doses and depiction of incidental abnormalities such as pulmonary nodules in asymptomatic patients. Incidental abnormalities ...
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Hempel, Rebecca (2014): Dosis und Bildqualität in der CT-Bildgebung nach HWS-Trauma: Vergleich von Filtered Back Projection und iterativer Rekonstruktion. Dissertation, LMU München: Medizinische Fakultät
... Studie konnte gezeigt werden, dass sowohl das konventionelle Röntgen als auch die MRT. nicht alle Weichteilverletzungen aufdecken konnten, wobei die MRT noch die besseren[r] ...
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Subsurface Pipes Detection Using DNN-based Back Projection on GPR Data
... 4.2. MigrationNet As shown in Fig.6, our DNN-based migration process contains two steps. First is noise removal process which would filter the raw B-scan data through a segmentation model in order to only keep the ...
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High-Quality Parallel-Ray x-Ray CT Back Projection Using Optimized Interpolation
... CT Back Projection Using Optimized Interpolation Michael ...ing back projections in parallel-ray X-ray CT. Forward and back projections are the basis of almost all X-ray CT reconstruction ...
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Projection surfaces. Matt white - black back
... of projection surface quality, guaranteeing perfect planarity, for optimal image reproduction, and excellent light diffusion, by effect of the special embossing of the projection ...
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Autofocus and Back-Projection in Synthetic Aperture Radar Imaging.
... Figure 6.17 shows how the usage of a DEM affects the autofocus results, with two sets of simulations for different Gaussian DEMs. The first and second rows show images restored by extend[r] ...
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Navigating Earthquake Physics with High-Resolution Array Back-Projection
... of back-projection of Hi-Net data by bootstrapping the back-projection of a ...added back to the ...then back-projected considering the 10s long window that begins at the initial ...
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