Results 21 to 30 of about 6,008 (306)

On sequential estimation of a normal distribution having equal mean and variance

open access: yesStatistica, 2017
Mukhopadhyay and Cicconetti \cite{mc2004} derived the Maximum Likelihood Estimator (MLE) and the Uniformly Minimum Variance Unbiased Estimator (UMVUE) of $\theta$ in $N (\theta, \theta)$ and discussed their application to purely sequential and two-stage ...
Saralees Nadarajah, Idika E. Okorie
doaj   +1 more source

Estimation of the Parameters of a Bivariate Geometric Distribution [PDF]

open access: yesJournal of Statistical Theory and Applications (JSTA), 2015
The uniformly minimum variance unbiased estimators (UMVUE) of the parameters and reliability functions of a bivariate geometric distribution(BGD) have been derived.The exact variances of the maximum likelihood estimator (MLE) and of UMVUE have been ...
U.J. Dixit, S. Annapurna
doaj   +1 more source

A Bayesian Shrinkage Approach in Weibull Type -II Censored Data Using Prior Point Information

open access: yesRevstat Statistical Journal, 2009
In the present paper we study the performance of the Bayes Shrinkage estimators for the scale parameter of the Weibull distribution under the squared error loss and the LINEX loss functions in the presence of a prior point information of the scale ...
Gyan Prakash , D.C. Singh
doaj   +1 more source

COMPARISON OF MINQUE AND SIMPLE ESTIMATOR OF THE ERROR VARIANCE IN THE GAUSS MARKOFF MODEL

open access: yesJournal of Kufa for Mathematics and Computer, 2010
The problem of estimation of variance components occurs in many areas of research. This paper is devoted to study the comparison between Minimum Norm Quadratic Unbiased Estimator (MINQUE) and Ordinary Least Square Estimator (OLSE) of s 2 in the Gauss ...
Abdul-Hussein Saber AL-MOUEL
doaj   +1 more source

Mobility State Detection of Cellular-Connected UAVs Based on Handover Count Statistics

open access: yesIEEE Open Journal of Vehicular Technology, 2023
Estimating the speed of aerial user equipment (UE) is critically important to provide reliable mobility management for cellular-connected unmanned aerial vehicles (UAVs) since this can enhance the quality of service.
Md Moin Uddin Chowdhury   +3 more
doaj   +1 more source

On Estimation of Reliability Functions using Record values from Proportional Hazard Rate Model

open access: yesAustrian Journal of Statistics, 2019
Two measures of reliability functions, namely R(t)=P(X>t) and P=P ...
Ajit Chaturvedi, Ananya Malhotra
doaj   +1 more source

Estimation of distribution overlap of urn models. [PDF]

open access: yesPLoS ONE, 2012
A classical problem in statistics is estimating the expected coverage of a sample, which has had applications in gene expression, microbial ecology, optimization, and even numismatics.
Jerrad Hampton, Manuel E Lladser
doaj   +1 more source

Uniformly Minimum Variance Unbiased Estimation of Gene Diversity [PDF]

open access: yesJournal of Heredity, 2003
Gene diversity is an important measure of genetic variability in inbred populations. The survival of species in changing environments depends on, among other factors, the genetic variability of the population. In this communication, I have derived the uniformly minimum variance unbiased estimator of gene diversity.
openaire   +2 more sources

A Robust Solution to Variational Importance Sampling of Minimum Variance

open access: yesEntropy, 2020
Importance sampling is a Monte Carlo method where samples are obtained from an alternative proposal distribution. This can be used to focus the sampling process in the relevant parts of space, thus reducing the variance. Selecting the proposal that leads
Jerónimo Hernández-González   +1 more
doaj   +1 more source

Unbiased Estimates with Minimum Variance

open access: yesThe Annals of Mathematical Statistics, 1950
Subject to certain restrictions, a characterization of unbiased estimates with minimum variance is obtained. For two fairly broad classes of problems, solutions are given which are more readily applicable. These are used to obtain such estimates in some particular cases.
openaire   +3 more sources

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