Results 21 to 30 of about 35,756 (306)

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

Cubic-Spline Flows

open access: yesCoRR, 2019
A normalizing flow models a complex probability density as an invertible transformation of a simple density. The invertibility means that we can evaluate densities and generate samples from a flow. In practice, autoregressive flow-based models are slow to invert, making either density estimation or sample generation slow.
Conor Durkan   +3 more
openaire   +2 more sources

Comparison of selected splines for stem form modeling: A case study in Norway spruce

open access: yesAnnals of Forest Research, 2014
Natural cubic spline has been frequently used to represent stem forms, with other spline types rarely involved. Splines are a large class of functions and there are many other spline types which might serve that purpose.
Karel Kuželka, Róbert Marušák
doaj   +1 more source

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

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

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

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

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

Cubic Splines with Minimal Norm [PDF]

open access: yesApplications of Mathematics, 2002
The author considers cubic splines which minimize some norms (or functionals) on the class of interpolatory cubic splines. The cases of classical cubic splines with defect one and of Hermite \(C^1\) splines with spline knots different from the points of interpolation are discussed.
openaire   +1 more source

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