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In this paper we establish asymptotic simultaneous confidence bands for the transformation kernel estimator of copulas introduced in Omelka et al.(2009). To this aim, we prove a uniform in bandwidth law of the iterated logarithm for the…

统计方法学 · 统计学 2016-08-22 Diam Ba , Cheikh Tidiane Seck , Gane Samb Lo

We prove a uniform in bandwidth law of the iterated logarithm for the maximal deviation of kernel copula estimators from their expectations. We deal especially with the \textit{local linear}, the \textit{mirror-reflection} and the…

统计方法学 · 统计学 2016-11-17 Diam Ba , Seck Cheikh Tidiane , Lo Gane Samb

We generalize a method for proving uniform in bandwidth consistency results for kernel type estimators developed by the two last named authors. Such results are shown to be useful in establishing consistency of local polynomial estimators…

统计理论 · 数学 2007-06-13 Julia Dony , Uwe Einmahl , David M. Mason

In this paper we establish asymptotic simultaneous confidence bands for copulas based on the local linear kernel estimator proposed by Chen and Huang [1]. For this, we prove under smoothness conditions on the copula function, a uniform in…

统计方法学 · 统计学 2015-10-02 Diam Ba , Cheikh Tidiane Seck , Gane Samb Lo

We introduce a general method to prove uniform in bandwidth consistency of kernel-type function estimators. Examples include the kernel density estimator, the Nadaraya-Watson regression estimator and the conditional empirical process. Our…

统计理论 · 数学 2007-06-13 Uwe Einmahl , David M. Mason

We establish uniform-in-bandwidth consistency for kernel-type estimators of the differential entropy. We consider two kernel-type estimators of Shannon's entropy. As a consequence, an asymptotic 100% confidence interval of entropy is…

统计理论 · 数学 2019-03-06 Salim Bouzebda , Issam Elhattab

We are interested in the rate of consistency of kernel density estimators with respect to the weighted sup-norm determined by some unbounded weight function. This problem has been considered by Gine, Koltchinskii and Zinn (2004) for a…

统计理论 · 数学 2007-06-13 Julia Dony , Uwe Einmahl

We propose nonparametric estimation of divergence measures between continuous distributions. Our approach is based on a plug-in kernel- type estimators of density functions. We give the uniform in bandwidth consistency for the proposal…

统计方法学 · 统计学 2014-06-24 Papa Ngom , Hamza Dhaker , Pierre Mendy , El Hadji Deme

This paper provides new uniform rate results for kernel estimators of absolutely regular stationary processes that are uniform in the bandwidth and in infinite-dimensional classes of dependent variables and regressors. Our results are…

计量经济学 · 经济学 2020-05-21 Juan Carlos Escanciano

Consistency of the kernel density estimator requires that the kernel bandwidth tends to zero as the sample size grows. In this paper we investigate the question of whether consistency is possible when the bandwidth is fixed, if we consider…

机器学习 · 统计学 2017-05-30 Efrén Cruz Cortés , Clayton Scott

This paper presents uniform convergence rates for kernel regression estimators, in the setting of a structural nonlinear cointegrating regression model. We generalise the existing literature in three ways. First, the domain to which these…

统计理论 · 数学 2015-05-08 James A. Duffy

We investigate the asymptotic mean squared error of kernel estimators of the intensity function of a spatial point process. We show that when $n$ independent copies of a point process in $\mathbb R^d$ are superposed, the optimal bandwidth…

统计理论 · 数学 2019-04-11 M. N. M. van Lieshout

This paper presents a new perspective on the identification at infinity for the intercept of the sample selection model as identification at the boundary via a transformation of the selection index. This perspective suggests generalizations…

计量经济学 · 经济学 2023-02-13 Zhewen Pan

We show that the cumulative distribution function corresponding to a kernel density estimator with optimal bandwidth lies outside any confidence interval, around the empirical distribution function, with probability tending to 1 as the…

统计理论 · 数学 2026-04-17 Nils Lid Hjort , Stephen G. Walker

We present a new method for estimating the frontier of a multidimensional sample. The estimator is based on a kernel regression on the power-transformed data. We assume that the exponent of the transformation goes to infinity while the…

统计方法学 · 统计学 2011-03-31 Stéphane Girard , Pierre Jacob

For the kernel estimator of the quantile density function (the derivative of the quantile function), I show how to perform the boundary bias correction, establish the rate of strong uniform consistency of the bias-corrected estimator, and…

计量经济学 · 经济学 2022-07-20 Grigory Franguridi

Estimators of information theoretic measures such as entropy and mutual information are a basic workhorse for many downstream applications in modern data science. State of the art approaches have been either geometric (nearest neighbor (NN)…

信息论 · 计算机科学 2016-09-09 Weihao Gao , Sewoong Oh , Pramod Viswanath

We define a new bandwidth-dependent kernel density estimator that improves existing convergence rates for the bias, and preserves that of the variation, when the error is measured in $L_1$. No additional assumptions are imposed to the…

统计理论 · 数学 2016-12-28 Kairat Mynbaev , Carlos Martins-Filho

We estimate on a compact interval densities with isolated irregularities, such as discontinuities or discontinuities in some derivatives. From independent and identically distributed observations we construct a kernel estimator with…

统计理论 · 数学 2024-07-16 Céline Duval , Émeline Schmisser

In this paper, we investigate the almost sure convergence, in supremum norm, of the rank-based linear wavelet estimator for a multivariate copula density. Based on empirical process tools, we prove a uniform limit law for the deviation,…

统计理论 · 数学 2023-03-13 Cheikh Tidiane Seck , Salha Mamane
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