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22 résultats

Three Alternatives to the Likelihood Maximization for Estimating a Centered Matérn (3/2) Process

Didier A. Girard
2015
Article de blog scientifique hal-01957338v1

Estimating a Centered Ornstein-Uhlenbeck Process under Measurement Errors

Didier A. Girard
2014
Article de blog scientifique hal-02009088v1

Estimating a Centered Matérn (1) Process: Three Alternatives to Maximum Likelihood via Conjugate Gradient Linear Solvers

Didier A. Girard
2015
Article de blog scientifique hal-01957409v1
Image document

An experimental assessment of the "Gibbs-Energy and Empirical-Variance" estimating equations (via Kalman smoothing) for Matérn processes

Didier A. Girard
Quatrièmes rencontres R (4th R meeting ), Jun 2015, Grenoble, France
Communication dans un congrès hal-01229334v1

Estimators of a Noisy Centered Ornstein-Uhlenbeck Process and Its Noise Variance

Didier A. Girard
2018
Article de blog scientifique hal-02009103v1

Nonparametric Curve Estimation by Smoothing Splines: Unbiased-Risk-Estimate Selector and its Robust Version via Randomized Choices

Didier A. Girard
2017
Article de blog scientifique hal-01957175v1

Nonparametric Density Estimation: Robust Cross-Validation Bandwidth Selection via Randomized Choices

Didier A. Girard
2018
Article de blog scientifique hal-01957055v1

Nonparametric Additive Modeling by Smoothing Splines: Robust Unbiased-Risk-Estimate Selector and a Nonisotropic-Smoothing Improvement

Didier A. Girard
2017
Article de blog scientifique hal-01957225v1

Estimating a centered AR1xAR1 Gaussian field by likelihood maximization or GE-EV matching

Didier A. Girard
2023
Article de blog scientifique hal-04302799v1
Image document

Implémentation en R d'une alternative ("CGEM-EV") au maximum de vraisemblance pour des champs de type Matérn

Didier A. Girard
[Rapport Technique] LJK. 2011
Rapport hal-00648526v2
Image document

Efficiently estimating some common geostatistical models by ‘energy–variance matching’ or its randomized ‘conditional–mean’ versions

Didier A. Girard
Spatial Statistics, 2017, 21, Part A, pp.1-26. ⟨10.1016/j.spasta.2017.01.001⟩
Article dans une revue hal-00515832v4
Image document

Estimation non-paramétrique de courbes (ou surfaces ou images): vers des régions de confiance pour l'estimateur (localement) L2-optimal

Didier A. Girard
2010
Pré-publication, Document de travail hal-00450049v1

Nonparametric Curve Estimation by Kernel Smoothers under Correlated Errors

Didier A. Girard
2021
Article de blog scientifique hal-03349695v1
Image document

Asymptotic near-efficiency of the "Gibbs-energy (GE) and empirical-variance" estimating functions for fitting Matérn models - II: Accounting for measurement errors via "conditional GE mean

Didier A. Girard
Statistics and Probability Letters, 2020, Statistics and Probability Letters, 162, pp.108726:1-11. ⟨10.1016/j.spl.2020.108726⟩
Article dans une revue hal-00413693v3

Nonparametric Regression and Kernel Smoothing: Confidence Regions for the L2-Optimal Curve Estimate

Didier A. Girard
2013
Article de blog scientifique hal-00854307v1

Nonparametric Curve Estimation by Kernel Smoothers: Efficiency of Unbiased Risk Estimate and GCV Selectors

Didier A. Girard
2013
Article de blog scientifique hal-00854223v1
Image document

Estimating the accuracy of (local) cross-validation via randomised GCV choices in kernel or smoothing spline regression

Didier A. Girard
Journal of Nonparametric Statistics, 2010, 22 (1), pp.41-64. ⟨10.1080/10485250903095820⟩
Article dans une revue hal-00120843v1

Fitting a Powered Exponential Autocorrelation: Alternatives to Maximum Likelihood via Conjugate Gradient Linear Solvers

Didier A. Girard
2022
Autre publication scientifique hal-03701435v1

Asymptotic near-efficiency of the “Gibbs-energy and empirical-variance” estimating functions for fitting Matérn models — I: Densely sampled processes

Didier A. Girard
Statistics and Probability Letters, 2016, 110, pp.191-197. ⟨10.1016/j.spl.2015.12.021⟩
Article dans une revue hal-01955569v1
Image document

Efficiently estimating some common geostatistical models from «image-type, possibly incomplete» datasets: CGEMEV and its extension to unknown nugget-effect

Didier A. Girard , Rémy Drouilhet
Spatial Statistics 2019 : Towards Spatial Data Science, Jul 2019, Sitgès, Barcelone, Spain
Communication dans un congrès hal-02174478v2
Image document

On the excess of average squared error for data-driven bandwidths in nonparametric trend estimation

Karim Benhenni , Didier A. Girard , Sana Louhichi
Advances in Pure and Applied Mathematics, 2021, 12 (N° Spécial ), pp.15-35. ⟨10.21494/ISTE.OP.2021.0696⟩
Article dans une revue hal-02889802v2
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On bandwidth selection problems in nonparametric trend estimation under martingale difference errors

Karim Benhenni , Didier A. Girard , Sana Louhichi
Bernoulli, 2022, 28 (1), pp.395-423. ⟨10.3150/21-BEJ1347⟩
Article dans une revue hal-02514827v2