Results 11 to 20 of about 320,618 (297)

Diffeomorphism Spline [PDF]

open access: yesAxioms, 2015
Conventional splines offer powerful means for modeling surfaces and volumes in three-dimensional Euclidean space. A one-dimensional quaternion spline has been applied for animation purpose, where the splines are defined to model a one-dimensional ...
Wei Zeng   +2 more
doaj   +3 more sources

Quantum Splines [PDF]

open access: yesPhysical Review Letters, 2012
Published version: 5 pages, 3 ...
Brody, DC, Holm, DD, Meier, DM
openaire   +5 more sources

Splines with nonnegative 𝐵-spline coefficients [PDF]

open access: yesMathematics of Computation, 1974
We consider the question of the approximation of nonnegative functions by nonnegative splines of order k (degree > k > k ) compared with approximation by that subclass of nonnegative splines of order k consisting of all those whose B-spline coefficients are nonnegative; while approximation by the former gives ...
de Boor, C., Daniel, James W.
openaire   +1 more source

Methods to Apply a 3-Parameter Logistic Model to Wind Turbine Data

open access: yesApplied Sciences, 2020
Power curves provided by wind turbine manufacturers are obtained under certain conditions that are different from those of real life operation and, therefore, they actually do not describe the behavior of these machines in wind farms.
Daniel Villanueva   +4 more
doaj   +1 more source

Multilevel refinable triangular PSP-splines (Tri-PSPS) [PDF]

open access: yes, 2015
A multi-level spline technique known as partial shape preserving splines (PSPS) (Li and Tian, 2011) has recently been developed for the design of piecewise polynomial freeform geometric surfaces, where the basis functions of the PSPS can be directly ...
Li, Qingde, Tian, Jie
core   +1 more source

Filter design using data fusion for a pneumatic control valve [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2021
This paper presents a filter design technique for a pneumatic valve using data fusion techniques. The objective of this paper is to examine the suppression of the effect of parameters causing deviation from normal system performance using the ...
Navada Bhagya Rajesh   +1 more
doaj   +1 more source

Semialgebraic splines

open access: yesComputer Aided Geometric Design, 2017
25 pages, 6 ...
Michael DiPasquale   +2 more
openaire   +2 more sources

THB-splines: The truncated basis for hierarchical splines [PDF]

open access: yesComputer Aided Geometric Design, 2012
The construction of classical hierarchical B-splines can be suitably modified in order to define locally supported basis functions that form a partition of unity. The authors show that this property can be obtained by reducing the support of basis functions defined on coarse grids, according to finer levels in the hierarchy of splines.
Carlotta Giannelli   +2 more
openaire   +4 more sources

Asymptotics for penalized additive B-spline regression [PDF]

open access: yes, 2011
This paper is concerned with asymptotic theory for penalized spline estimator in bivariate additive model. The focus of this paper is put upon the penalized spline estimator obtained by the backfitting algorithm.
Naito, K., Yoshida, T.
core   +1 more source

Analysis-suitable adaptive T-mesh refinement with linear complexity [PDF]

open access: yes, 2014
We present an efficient adaptive refinement procedure that preserves analysis-suitability of the T-mesh, this is, the linear independence of the T-spline blending functions.
Morgenstern, Philipp, Peterseim, Daniel
core   +2 more sources

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