Results 1 to 10 of about 11,917 (304)

Almost sure convergence of extreme order statistics

open access: yesElectronic Journal of Statistics, 2009
Submitted to the Electronic Journal of Statistics (http://www.i-journals.org/ejs/) by the Institute of Mathematical Statistics (http://www.imstat.org)
Saralees Nadarajah, Zuoxiang Peng
exaly   +5 more sources

Almost Sure Convergence of Generalized $U$-Statistics

open access: yesAnnals of Probability, 1977
Almost sure convergence of generalized $U$-statistics and von Mises' differentiable statistical functions is studied with the help of the general $L \log L$ martingale convergence theorem.
exaly   +4 more sources

Estimating Cumulative Distribution Function Using Gamma Kernel [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2022
In this article, we propose the gamma kernel estimator for the cumulative distribution functions with nonnegative support. We derive the asymptotic bias and variance of the proposed estimator in both boundary and interior regions and show that it is free
Behzad Mansouri   +3 more
doaj   +1 more source

On the almost sure convergence of sums [PDF]

open access: yesStatistics & Probability Letters, 2021
Two counterexamples, addressing questions raised in \cite{AD} and \cite{PZ}, are provided. Both counterexamples are related to chaoses. Let $F_n=Y_n+Z_n$. It may be that $F_n\overset{a.s.}\longrightarrow 0$, $F_n\overset{L_{2+δ}}\longrightarrow 0$ and $E\bigl\{\sup_n\,\abs{F_n}^δ\bigr\}0$ and $Y_n$ and $Z_n$ belong to chaoses of uniformly bounded ...
Pratelli Luca, Rigo Pietro
openaire   +4 more sources

The split step theta balanced numerical approximations of stochastic time varying Hopfield neural networks with distributed delays

open access: yesResults in Control and Optimization, 2023
In this paper, split step theta balanced Euler approximations for stochastic time-varying delay Hopfield neural networks (HNN) with distributed delays are examined for their exponential stability and strong convergence.
Pichamuthu Mayavel   +1 more
doaj   +1 more source

Several Different Types of Convergence for ND Random Variables under Sublinear Expectations

open access: yesDiscrete Dynamics in Nature and Society, 2021
The goal of this paper is to build average convergence and almost sure convergence for ND (negatively dependent) sequences of random variables under sublinear expectation space.
Ziwei Liang, Qunying Wu
doaj   +1 more source

Almost sure convergence of randomised‐difference descent algorithm for stochastic convex optimisation

open access: yesIET Control Theory & Applications, 2021
Stochastic gradient descent algorithm is a classical and useful method for stochastic optimisation. While stochastic gradient descent has been theoretically investigated for decades and successfully applied in machine learning such as training of deep ...
Xiaoxue Geng, Gao Huang, Wenxiao Zhao
doaj   +1 more source

Convergence and Stability of Modified Random SP-Iteration for A Generalized Asymptotically Quasi-Nonexpansive Mappings [PDF]

open access: yesMathematics Interdisciplinary Research, 2017
The purpose of this paper is to study the convergence and the almost sure T-stability of the modified SP-type random iterative algorithm in a separable Banach spaces.
Rashwan, Hasanen Hammad
doaj   +1 more source

Almost Sure Convergence for the Maximum and Minimum of Normal Vector Sequences

open access: yesMathematics, 2020
In this paper, we prove the almost sure convergences for the maximum and minimum of nonstationary and stationary standardized normal vector sequences under some suitable conditions.
Zhicheng Chen   +2 more
doaj   +1 more source

Necessary and Sufficient Conditions for Stochastic Convergence of the Kernel Estimation of the Intensity Function of Non-Homogeneous Poisson Process in R² [PDF]

open access: yesThe Egyptian Statistical Journal, 2002
The intensity function of the non-homogeneous Poisson process, that is defined on R² will be estimated by using kernel method, and it will be searched for necessary and sufficient conditions to have a uniform convergence in probability, almost sure, and ...
Zakia Kalantan   +2 more
doaj   +1 more source

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