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相关论文: Asymptotic normality of recursive estimators under…

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We establish the asymptotic normality of the regression estimator in a fixed-design setting when the errors are given by a field of dependent random variables. The result applies to martingale-difference or strongly mixing random fields. On…

统计理论 · 数学 2009-07-10 Mohamed El Machkouri , Radu Stoica

Estimating the innovation probability density is an important issue in any regression analysis. This paper focuses on functional autoregressive models. A residual-based kernel estimator is proposed for the innovation density. Asymptotic…

统计方法学 · 统计学 2010-05-07 Nadine Hilgert , Bruno Portier

The main purpose is to estimate the regression function of a real random variable with functional explanatory variable by using a recursive nonparametric kernel approach. The mean square error and the almost sure convergence of a family of…

统计理论 · 数学 2013-08-07 Aboubacar Amiri , Christophe Crambes , Baba Thiam

We derive asymptotic normality of kernel type deconvolution estimators of the density, the distribution function at a fixed point, and of the probability of an interval. We consider the so called super smooth case where the characteristic…

统计理论 · 数学 2007-06-13 A. J. van Es , H. -W. Uh

We consider estimation procedures which are recursive in the sense that each successive estimator is obtained from the previous one by a simple adjustment. The model considered in the paper is very general as we do not impose any…

统计理论 · 数学 2007-05-23 Teo Sharia

We construct a family of estimators for a regression function based on a sample following a qdistribution. Our approach is nonparametric, using kernel methods built from operations that leverage the properties of q-calculus. Furthermore,…

统计理论 · 数学 2025-03-11 Emmanuel De Dieu Nkou , Fridolin Melong

We provide new asymptotic theory for kernel density estimators, when these are applied to autoregressive processes exhibiting moderate deviations from a unit root. This fills a gap in the existing literature, which has to date considered…

统计理论 · 数学 2019-08-19 James A. Duffy

We prove conditional asymptotic normality of a class of quadratic U-statistics that are dominated by their degenerate second order part and have kernels that change with the number of observations. These statistics arise in the construction…

统计方法学 · 统计学 2015-12-09 James Robins , Lingling Li , Eric Tchetgen Tchetgen , Aad van der Vaart

In this work, we establish the asymptotic normality of the deconvolution kernel density estimator in the context of strongly mixing random fields. Only minimal conditions on the bandwidth parameter are required and a simple criterion on the…

统计理论 · 数学 2012-03-19 Ahmed El Ghini , Mohamed El Machkouri

Discrete kernel smoothing is now gaining importance in nonparametric statistics. In this paper, we investigate some asymptotic properties of the normalized discrete associated-kernel estimator of a probability mass function. We show, under…

统计理论 · 数学 2025-02-11 Youssef Esstafa , Célestin C. Kokonendji , Sobom M. Somé

This paper derives limit properties of nonparametric kernel regression estimators without requiring existence of density for regressors in $\mathbb{R}^{q}.$ In functional regression limit properties are established for multivariate…

计量经济学 · 经济学 2026-01-08 Marcia Schafgans , Victoria Zinde-Walsh

We consider the recursive estimation of a regression functional where the explanatory variables take values in some functional space. We prove the almost sure convergence of such estimates for dependent functional data. Also we derive the…

统计理论 · 数学 2013-04-19 Aboubacar Amiri , Baba Thiam

We establish the asymptotic normality of the kernel type estimator for the regression function constructed from quasi-associated data when the explanatory variable takes its values in a separable Hilbert space.

统计理论 · 数学 2018-05-08 Lahcen Douge

The paper discusses the estimation of a continuous density function of the target random field $X_{\bf{i}}$, $\bf{i}\in \mathbb {Z}^N$ which is contaminated by measurement errors. In particular, the observed random field $Y_{\bf{i}}$,…

统计理论 · 数学 2014-07-21 Jiexiang Li

We construct a density estimator and an estimator of the distribution function in the uniform deconvolution model. The estimators are based on inversion formulas and kernel estimators of the density of the observations and its derivative.…

统计理论 · 数学 2011-01-06 Bert van Es

In this article, we introduce a kernel-based consensual aggregation method for regression problems. We aim to flexibly combine individual regression estimators $r_1, r_2, \ldots, r_M$ using a weighted average where the weights are defined…

统计方法学 · 统计学 2021-04-29 Sothea Has

Given a sample from a discretely observed compound Poisson process, we consider estimation of the density of the jump sizes. We propose a kernel type nonparametric density estimator and study its asymptotic properties. An order bound for…

统计理论 · 数学 2007-09-14 Bert van Es , Shota Gugushvili , Peter Spreij

Consider a Gaussian nonparametric regression problem having both an unknown mean function and unknown variance function. This article presents a class of difference-based kernel estimators for the variance function. Optimal convergence…

统计理论 · 数学 2009-09-29 Lawrence D. Brown , M. Levine

We prove the asymptotic normality of the kernel density estimator (introduced by Rosenblatt (1956) and Parzen (1962)) in the context of stationary strongly mixing random fields. Our approach is based on the Lindeberg's method rather than on…

统计理论 · 数学 2010-08-10 Mohamed El Machkouri

In this article, we introduce a kernel-based consensual aggregation method for regression problems. We aim to exibly combine individual regression estimators $r_1, \ldots, r_M$ using a weighted average where the weights are dened based on…

统计理论 · 数学 2023-10-03 Sothea Has
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