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Interpolation method

An Automatic Methodology for Obtaining Optimum Shape Factors for the Radial Point Interpolation Method

An Automatic Methodology for Obtaining Optimum Shape Factors for the Radial Point Interpolation Method

... As it is well known, Gaussian, multiquadrics, logarithmic and splines functions are used in RPIM method as basis functions that depend on an arbitrary parameters [9]. In particular, Gaussian basis depends on a ...

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J. Microw. Optoelectron. Electromagn. Appl.  vol.12 número2

J. Microw. Optoelectron. Electromagn. Appl. vol.12 número2

... In meshless methods, the most used procedures for shape function generation are the Moving Least Squares (MLS) and the Point Interpolation Method (PIM) [1]. The MLS approximation has a great feature that ...

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A Linear Interpolation-Based Algorithm for Path Planning and Replanning on Girds

A Linear Interpolation-Based Algorithm for Path Planning and Replanning on Girds

... the interpolation assumption break down so that affects the quality of extracted ...this method checks very limited steps so that cannot avoid generating a pathologic path between vertices a and b in Figure ...

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Performance Evaluation of Super-Resolution Reconstruction Algorithms Based On Linear Magnifications

Performance Evaluation of Super-Resolution Reconstruction Algorithms Based On Linear Magnifications

... Bi-Cubic Interpolation method, Iterated Back Projection (IBP) algorithm, Points onto Convex Sets (POCS), Robust Super-Resolution (RSR), Structured- Adaptive Normalized Convolution (SANC) and Populis- ...

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Three-step iterative methods with eighth-order convergence for solving nonlinear equations

Three-step iterative methods with eighth-order convergence for solving nonlinear equations

... three-step method with eight-order convergence for finding the simple roots of nonlinear equations by Hermite interpolation ...this method requires two evaluations of the function and two evaluations ...

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Non-cooperative iris recognition

Non-cooperative iris recognition

... Independently of the type of used images (NIR or visible wavelength) and of the constraints associated to the acquisition setup, the large majority of the iris recognition methods perform the normalization of the ...

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Interpolation methods for creating a scatter radiation exposure map

Interpolation methods for creating a scatter radiation exposure map

... This work intends (A) to create a map of a high energy source using angular coordinate method in a traditional way, describing in detail it’s confection process. Then, (B) to compare it, using the same dataset, to ...

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Ground Truth Determination for Segmentation of Tomographic Volumes Using Interpolation

Ground Truth Determination for Segmentation of Tomographic Volumes Using Interpolation

... This technique of ground truth establishment has a high inter-user variance. There are several parameters that can influence this. The users all had the freedom to adjust the brightness and contrast to their liking. This ...

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Lat. Am. j. solids struct.  vol.13 número14

Lat. Am. j. solids struct. vol.13 número14

... This paper investigates the numerical modeling of the flexural wave propagation in Euler-Bernoulli beams using the Hermite-type radial point interpolation method (HRPIM) under the damage quantifica- tion ...

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Comput. Appl. Math.  vol.29 número1

Comput. Appl. Math. vol.29 número1

... associated coefficient matrix in (1.2) quickly becomes ill-conditioned as the number of points increases. There are different ways to overcome this problem. In this paper, we will focus on the quasi-interpolation ...

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Implementation of hydroacoustic for a rapid assessment of fish spatial distribution at a Brazilian Lake - Lagoa Santa, MG

Implementation of hydroacoustic for a rapid assessment of fish spatial distribution at a Brazilian Lake - Lagoa Santa, MG

... echo-integration method, corrected by 20 log R TVG function. In this method, the total voltage reflected by the echo-integrator was converted to the absolute densities per unit area by scaling the voltage ...

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Application of meshless local radial point interpolation (MLRPI) on generalized one-dimensional linear telegraph equation

Application of meshless local radial point interpolation (MLRPI) on generalized one-dimensional linear telegraph equation

... point interpolation method (PIM) there is a main difficulty that inverse of the polynomial mo- ment matrix (it will be defined later) does not often ...point interpolation method (PIM), the ...

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Interpolation strategy based on Dynamic Time Warping

Interpolation strategy based on Dynamic Time Warping

... Next, we introduced our interpolation method starting from the description of the problem we wanted to solve. We used a seismic landscape formed by 129 depth-dependent sequences of length 201. Specifically, ...

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Using interpolation to estimate system uncertainty in gene expression experiments.

Using interpolation to estimate system uncertainty in gene expression experiments.

... first method used a Monte Carlo approach to calculate the likelihood ...this method, the two guide points were spaced evenly along the time-axis (splitting each interval into exactly three sub-intervals) ...

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A subsystems approach for parameter estimation of ODE models of hybrid systems

A subsystems approach for parameter estimation of ODE models of hybrid systems

... This is reflected in the estimated parameter values, and Table 2 shows the estimates for each parame- ter along with the relative error compared to the true values. We can immediately see that the errors span a very wide ...

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REVERSE TIME MIGRATION BY INTERPOLATION AND PSEUDO-ANALYTICAL METHODS

REVERSE TIME MIGRATION BY INTERPOLATION AND PSEUDO-ANALYTICAL METHODS

... Normally, the wave equation is approximated using finite dif- ference second-order schemes to approximate the time derivative, and fourth-order schemes for the spatial derivatives. Approxima- tion of the time derivative ...

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Geostatistical Approach for Spatial Interpolation of Meteorological Data

Geostatistical Approach for Spatial Interpolation of Meteorological Data

... Kriging method. The time series of monthly precipitation and temperature data from 98 meteorological stations were used for the Ordinary Kriging. To evaluate and interpret the results, multivariate statistics ...

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Lagrange interpolation based Asymmetric Group Key Agreement Cryptosystem

Lagrange interpolation based Asymmetric Group Key Agreement Cryptosystem

... By the end of this stage, each user in the group is having a common public key and own private key. When any user wants to send any message they can encrypt using the public key, receiver decrypts it using his private ...

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Software for interpolation of vegetative growth of yerba mate plants in 3D

Software for interpolation of vegetative growth of yerba mate plants in 3D

... In order to generate intermediate stages, the InterpolMate uses two mock-ups (x a ,y a ) and (x b ,y b ), related to three 3D reconstructions, and charts defining biennial yerba mate growth (Rakocevic et al., 2006a, ...

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I MPROVEMENT OF LTE D OWNLINK S YSTEM P ERFORMANCES USING THE L AGRANGE P OLYNOMIAL I NTERPOLATION

I MPROVEMENT OF LTE D OWNLINK S YSTEM P ERFORMANCES USING THE L AGRANGE P OLYNOMIAL I NTERPOLATION

... polynomial interpolation algorithm, Sin Cardinal Interpolation, Newton polynomial interpolation and linear interpolation for optimal ...

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