arbitrarily shaped
Non-destructive testing of arbitrarily shaped refractive objects with millimetre-wave synthetic aperture radar imaging
... Received: 29 September 2017 – Revised: 31 January 2018 – Accepted: 21 March 2018 – Published: 20 April 2018 Abstract. Millimetre-wave (mmW) imaging is an emerging technique for non-destructive testing. Since many ...
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Simple Implementation of Arbitrarily Shaped Total-Field/Scattered-Field Regions in Finite-Difference Frequency-Domain
... Abstract—The total-field/scattered-field (TF/SF) formulation is a popular technique for incorporating sources into electromagnetic models like the finite-difference frequency-domain (FDFD) method. It is versatile and ...
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Fully online clustering of evolving data streams into arbitrarily shaped clusters
... In this paper, we report on a new technique for fully online clustering of data into arbitrarily shaped clusters. This is significant because alternative techniques are hybrid online/ offline systems ...
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Detection of arbitrarily-shaped clusters using a neighbor-expanding approach: A case study on murine typhus in South Texas
... ibly shaped spatial scan statistic ” (FlexScan) which uses a limited exhaustive search to detect arbitrarily shaped clusters by aggregating its nearest circular neighboring areas ...irregularly ...
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Computing Exact Closed-Form Distance Distributions in Arbitrarily Shaped Polygons with Arbitrary Reference Point »
... We propose and implement an algorithm to compute the exact cumulative density function (CDF) of the distance from an arbitrary reference point to a randomly located node within an arbitrarily shaped (convex ...
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Accurate Representation of Excitation and Loading for Arbitrarily Shaped Antennas Composed of Conducting Surfaces in the Method of Moments
... For arbitrarily-shaped antennas composed of conducting surfaces, the gap voltage source model is appropriate to model the excitation in the MoM. In [3], Raw-Wilton-Glisson (RWG) basis functions are defined ...
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A NOVEL CONTRAST ENHANCEMENT METHOD BY ARBITRARILY SHAPED WAVELET TRANSFORM THROUGH HISTOGRAM EQUALIZATION
... by arbitrarily shaped wavelet transforms through histogram ...with arbitrarily shaped wavelet transform; further applying linear weights for both smooth and edge regions will be tried to ...
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Accurate Analysis of Dielectric Backed Planar Conducting Layers of Arbitrarily Shaped in a Rectangular Waveguide
... Dielectric backed planar conducting layers of arbitrarily shaped in a rectangular waveguide have been analyzed. The analysis method is based of coupled integral equation technique which accurately takes ...
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Visualization of Eddy Current Distributions for Arbitrarily Shaped Coils Parallel to a Moving Conductor Slab
... In this study, we derive an exact theoretical solution that visualizes ECD for an arbitrarily shaped coil arranged parallel to a conductor slab, a problem that heretofore remains unsolved. We determine that ...
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A fast method for computing the output of rank order filters within arbitrarily shaped windows
... In [1], Van Droogenbroeck and Talbot use a technique that is similar to the one used in [3] to compute fast erosions and dilations by searching the histogram for the minimum or maximum rank respectively instead of the ...
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Video coding using arbitrarily shaped block partitions in globally optimal perspective
... with arbitrarily shaped patterns), the IBS [12] (as it is the latest block partitioning video coding techni- que), and the PVC [15] (as it is the latest block parti- tioning technique using pre-defined ...
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Method of Largest Extended Circle for the Capacitance of Arbitrarily Shaped Conducting Plates
... Abstract—The most difficult step in the analysis of the capacitance of arbitrarily shaped conductingplates is the determination of the electric center, or the expansion point of the charge density. This paper ...
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Digital Image Watermarking for Arbitrarily Shaped Objects Based On SA-DWT
... This paper proposes a watermarking scheme that can embed a watermark to an arbitrarily shaped object in an image. Before embedding, the image owner specifies an object of arbitrary shape that is of a ...
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Accurate and fast numerical solution of Poisson's equation for arbitrary, space filling Voronoi polyhedra: Near field corrections revisited
... by arbitrarily shaped, convex, space- filling VP, eliminates previous computational bottlenecks and convergence issues by employing isoparametric integration, scales as O(N VP ), and is easily ...
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Patch Shape Influence Upon Radar Cross Section of a Cylindrical Microstrip Antenna
... The obtained results suggest that for a CMA with an arbitrarily shaped patch (Figs. 2(b) and (c)), a series of high-Q resonances appear at lower frequencies compared to the fundamental resonance of a ...
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A Survey on Face Recognition Using Face Mosaicing
... Mosaicing is one of the techniques of image processing which is useful for tiling digital images. Mosaicing is blending together of several arbitrarily shaped images to form one large radio-metrically ...
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Shear banding instability of arbitrarily inelastic granular shear flows
... Within the framework of dense granular flows with arbitrary inelasticity, the present work provides the control parameters for the onset of the shearbanding instability. Functional relationships relating the onset ...
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A dynamic mode decomposition approach for large and arbitrarily sampled systems
... We have presented a method for efficiently computing dynamic modes in case of datasets of very large size, where direct computations on the resulting Krylov matrix are out-of-reach, and/or from a system ...
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Subwavelength imaging with materials of in principle arbitrarily low index contrast
... Our theory suggests that absolute optical instruments [3] are possible with materials of arbitrarily low index contrast. We argued that such devices image with a resolution no longer limited by the wave nature of ...
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Wave sensitivity analysis for periodic and arbitrarily complex composite structures
... Figure 11: Sensitivity of the angular frequency ω at which the set of εx , εy occur under a perturbation of the thickness of the sandwich facesheets for the first flexural wave type of a[r] ...
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