Results 21 to 30 of about 36,511 (307)

A new structure formulations for cubic B-spline collocation method in three and four-dimensions

open access: yesNonlinear Engineering, 2020
In this work, we introduce a new construct to the cubic B-spline collocation method in the three and four-dimensions. The cubic B-splines method format is displayed in one, two, three, and four-dimensions format.
Raslan K. R., Ali Khalid K.
doaj   +1 more source

Comparison of cubic, quadratic, and quintic splines for soil erosion modeling

open access: yesApplied Water Science, 2018
Approximate curve is constructed using quadratic, quintic, and cubic splines and examination between these splines. The point of this construction is to predict sediment yield index (SYI) corresponding to curve number.
Sarita Gajbhiye Meshram   +2 more
doaj   +1 more source

Isogeometric Schwarz Preconditioners with Generalized B-Splines for the Biharmonic Problem

open access: yesAxioms, 2023
We construct an overlapping additive Schwarz preconditioner for the biharmonic Dirichlet problems discretized by isogeometric analysis based on generalized B-splines (GB-splines) and analyze its optimal convergence rate bound that is cubic in the ratio ...
Durkbin Cho
doaj   +1 more source

Cubic splines solutions of the higher order boundary value problems arise in sandwich panel theory

open access: yesResults in Physics, 2022
An inventive strategy is bestowed here to acquire the numeral roots of nonlinear boundary value problems(BVPs) of 14th-order utilizing cubic splines. Two cubic splines; Polynomial and non-polynomial, are exploited to find out the solutions of nonlinear ...
Aasma Khalid   +5 more
doaj   +1 more source

Uniformly convergent extended cubic B-spline collocation method for two parameters singularly perturbed time-delayed convection-diffusion problems

open access: yesBMC Research Notes, 2023
This work proposes a uniformly convergent numerical scheme to solve singularly perturbed parabolic problems of large time delay with two small parameters.
Naol Tufa Negero
doaj   +1 more source

Genetic and environmental smoothing of lactation curves with cubic splines [PDF]

open access: yes, 1999
Most approaches to modeling lactation curves involve parametric curves with fixed or random coefficients. In either case, the resulting models require the specification of an underlying parametric curve. The fitting of splines represents a semiparametric
Brotherstone, S.   +2 more
core   +1 more source

Bundle Block Adjustment with 3D Natural Cubic Splines

open access: yesSensors, 2009
Point-based methods undertaken by experienced human operators are very effective for traditional photogrammetric activities, but they are not appropriate in the autonomous environment of digital photogrammetry.
Kiyun Yu, Won Hee Lee
doaj   +1 more source

The EH Interpolation Spline and Its Approximation

open access: yesAbstract and Applied Analysis, 2014
A new interpolation spline with two parameters, called EH interpolation spline, is presented in this paper, which is the extension of the standard cubic Hermite interpolation spline, and inherits the same properties of the standard cubic Hermite ...
Jin Xie, Xiaoyan Liu
doaj   +1 more source

Modelling subject-specific childhood growth using linear mixed-effect models with cubic regression splines

open access: yesEmerging Themes in Epidemiology, 2016
Background Childhood growth is a cornerstone of pediatric research. Statistical models need to consider individual trajectories to adequately describe growth outcomes.
Laura M. Grajeda   +10 more
doaj   +1 more source

Airfoil design via cubic splines - Ferguson's curves revisited [PDF]

open access: yes, 2007
Few aerospace design topics have had so many pages devoted to them as airfoil parameterization. Claims of novelty must therefore be made with caution in this area, so we declare our starting point simply as a fresh perspective on legacy techniques ...
Andy Keane   +3 more
core   +1 more source

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