accurate three-dimensional image
FAST AND ACCURATE THREE-DIMENSIONAL RECONSTRUCTION FROM CONE-BEAM PROJECTION DATA USING ALGEBRAIC METHODS DISSERTATION
... There is no doubt that G.N. Hounsfield’s invention of the Computed Tomography (CT) scanner in 1972 has revolutionized diagnostic medicine. This invention has not only gained Hounsfield the honors of British Knighthood ...
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Three-dimensional image processing using voxels
... The algorithm proceeds in two stages. The first performs translation in CLIP4 by pixel amounts in a user-specified search space of ±M pixels and uses a stepper motor connected to the video camera to perform rotations. ...
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High Performance Optical Computed Tomography for Accurate Three-Dimensional Radiation Dosimetry
... reconstructed image due to mismatching features of each unique ...open-field image (no apertures set up) with the same camera settings and light source ...
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The Extraction and Use of Image Planes for Three-dimensional Metric Reconstruction
... providing accurate 3D measurements and allowing the recovery of the scene-to- image mapping and hence the intrinsic and extrinsic parameters of the ...
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Use of photometric stereo for the accurate modelling of three dimensional skin microrelief
... light for a Caucasian (European) Subject. 2nd row: Degree of po- larisation for red light, green and blue light for a Asian (Chinese) Subject. (The Image intensity represents the degree of polarisa- tion of light ...
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Quantitative three dimensional myocardial perfusion cardiovascular magnetic resonance with accurate two dimensional arterial input function assessment
... Short examination times and applicability during pharmacological stress are key criteria for clinical feasi- bility of a myocardial perfusion CMR protocol. In con- trast to dual-bolus imaging, dual-sequence methods ...
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Measurement of three-dimensional morphological characteristics of the calcaneus using CT image post-processing
... and image processing algorithms are widely ...perform accurate 3D measurements on a patient’s anatomy ...by three examiners with excellent inter-observer ...reliable. Three- dimensional ...
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Three dimensional coherence of the conscious body image
... hand image which is reflected to produce images of either ...body image alterations specific to the contra-lesional side of the body, such as asomatognosia, in which patients report that the contralesional ...
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Robust point correspondence applied to two and three dimensional image registration
... but accurate correspondences are especially important for elastic registration algorithms and for quantifying changes over ...and accurate rigid and elastic alignment of images has been achieved with the ...
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Digital image correlation as a tool for three-dimensional strain analysis in human tendon tissue
... the scatter in the centre-most part of the specimen was eval- uated. The second method is applied to overcome disturbing effects from the boundaries of the analysed area, as it is well known that the correlation is less ...
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Study of the Gap Discharge Phenomenon Based on Three-Dimensional Fractal
... into three parts, each of which has a length of L/3, in which the line segments on both sides remain unchanged, the middle line is removed and replaced by two straight lines of the same length, and the two ...
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High Accurate Fourth Order Finite Difference Solutions of the Three Dimensional Poisson’s Equation in Cylindrical Coordinate
... into three dimensions, the Poisson’s equation in cylindrical coordinates system with the Dirichlet’s boundary conditions in a portion of a cylinder for r ≠ 0 is solved ...
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Two-dimensional ultrasound: can it replace computed tomography in liver volume assessment?
... of three-dimensional ultrasound (3D US) volumetric evaluation in correlation with true volume; however, it is not universally proven to be suc- cessful for 3D evaluation of the liver because of its limi- ...
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Multi-purpose regridding in vortex methods
... This interpolation kernel leads to a third order interpolation formula. Note that requiring only the 2 first invariants to be conserved would lead to a second order formula (the classical piecewise linear ”tent” ...
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CBCT in Orthodontics - An Overview
... Image production is done by using a rotating gantry to which an x-ray source and detector are fixed. A divergent pyramidal or cone-shaped source of ionizing radiation is directed through the middle of the area of ...
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Three-Dimensional Modeling in Medical Image Processing by Using Fractal Geometry
... The units measured in CT are the rectangular prisms that are formed by the pixels as the bottom and the section thickness as the height. These prisms are called as “voxel” that means the volume element. Every CT ...
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Three-dimensional Image Segmentation using Tissue-like P System
... Recently, MC techniques have been used in solving problems arising from digital images. Image segmentation has been addressed extensively in the literature. For example, the authors (Christinal, et al., 2009; ...
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Cross-Modality Feature Learning for Three-Dimensional Brain Image Synthesis
... medical image analysis in research and primordial to quantify the severity of the pathology in clinical ...of three sub-components: conditional dual mapping, volumetric cycle-consistency and domain ...
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Analysis of Hypersonic Aircraft Inlets Using Flow Adaptive Mesh Algorithms
... complex three-dimensional flow fields about or through airframe components cannot, in general, be computed with short turnaround ...turbulent, three-dimensional inlet flow field to a ...
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Electron microscopy of bacteriophage phi 6 nucleocapsid: three-dimensional image analysis.
... 3 provided direct proof that the three distinct forms seen in the electron microscope after negative staining with PTA at pH 7 were merely different views of the same NC In the preceding[r] ...
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