Results 31 to 40 of about 242 (52)

Recursive kernel density estimators under missing data

open access: yes, 2016
In this paper we propose an automatic bandwidth selection of the recursive kernel density estimators with missing data in the context of global and local density estimation.
Slaoui, Yousri
core   +3 more sources

Breakdown and Groups II [PDF]

open access: yes
The notion of breakdown point was introduced by Hampel (1968, 1971) and has since played an important role in the theory and practice of robust statistics.
Davies, P. Laurie, Gather, Ursula
core  

Least orthogonal absolute deviations problem for generalized logistic function [PDF]

open access: yes, 1997
We consider the existence of optimal parameters for generalized logistic model by least orthogonal absolute deviations, and prove the existence of such optimal solution, under the monotonicity condition on the ...
T. Marošević
core   +1 more source

Fitting affine and orthogonal transformations between two sets of points [PDF]

open access: yes, 2004
Let two point sets P and Q be given in $R^n$. We determine a translation and an affine transformation or an isometry such that the image of Q approximates P as best as possible in the least squares ...
H. Späth
core  

Least squares fitting of conic sections with type identification by NURBS of degree two [PDF]

open access: yes, 1999
Fitting of conic sections is used in reflectometry, aircraft industry, metrology, computer vision, astronomy and propagation of sound waves [5]. So far numerical algorithms assume the type of the conic section to be known in advance.
H. Späth, I. Seufer
core  

Sparse approximation of multilinear problems with applications to kernel-based methods in UQ

open access: yes, 2017
We provide a framework for the sparse approximation of multilinear problems and show that several problems in uncertainty quantification fit within this framework.
Nobile, Fabio   +2 more
core   +1 more source

Error analysis for quadratic spline quasi-interpolants on non-uniform criss-cross triangulations of bounded rectangular domains

open access: yes, 2006
Given a non-uniform criss-cross partition of a rectangular domain $\Omega$, we analyse the error between a function $f$ defined on $\Omega$ and two types of $C^1$-quadratic spline quasi-interpolants (QIs) obtained as linear combinations of B-splines with
Dagnino, Catterina, Sablonnière, Paul
core   +1 more source

Shape restricted regression with random Bernstein polynomials

open access: yes, 2007
Shape restricted regressions, including isotonic regression and concave regression as special cases, are studied using priors on Bernstein polynomials and Markov chain Monte Carlo methods.
Chang, I-Shou   +4 more
core   +1 more source

R 0 estimation for COVID-19 pandemic through exponential fit. [PDF]

open access: yesMath Methods Appl Sci, 2022
Mingliang Z, Simos TE, Tsitouras C.
europepmc   +1 more source

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