Results 21 to 30 of about 3,223,931 (336)

Bayesian Approach for Confidence Intervals of Variance on the Normal Distribution

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2022
This research aims to compare estimating the confidence intervals of variance based on the normal distribution with the primary method and the Bayesian approach. The maximum likelihood is the well-known method to approximate variance, and the Chi-squared
Autcha Araveeporn
doaj   +1 more source

Robust Optimal Operation of Active Distribution Network Based on Minimum Confidence Interval of Distributed Energy Beta Distribution

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
With the gradual increase of distributed energy penetration, the traditional optimization model of distribution network can no longer guarantee the stable and efficient operation of the distribution network.
Yanhong Luo   +3 more
doaj   +1 more source

Estimation of Gini Index within Pre-Specied Error Bound [PDF]

open access: yes, 2015
Gini index is a widely used measure of economic inequality. This article develops a general theory for constructing a confidence interval for Gini index with a specified confidence coefficient and a specified width.
Chattopadhyay, Bhargab   +1 more
core   +3 more sources

The Mass Distribution of Stellar-Mass Black Holes [PDF]

open access: yes, 2010
We perform a Bayesian analysis of the mass distribution of stellar-mass black holes using the observed masses of 15 low-mass X-ray binary systems undergoing Roche lobe overflow and five high-mass, wind-fed X-ray binary systems.
Abadie   +33 more
core   +2 more sources

Uncertainty inherent in empirical fitting of distributions to experimental data

open access: yesInternational Journal of Metrology and Quality Engineering, 2013
Treatment of experimental data often entails fitting frequency functions, in order to draw inferences on the population underlying the sample at hand, and/or identify plausible mechanistic models.
Barbato G., Genta G., Levi R.
doaj   +1 more source

Confidence Sets for a Multivariate Distribution

open access: yesThe Annals of Statistics, 1986
Studied in this paper is an alternative multivariate version of the one- dimensional Kolmogorov-Smirnov confidence band which preserves affine invariance. Moreover, it has correct asymptotic level for arbitrary actual distribution and possesses a local minimax optimality property. Critical values are determined by bootstrapping.
Beran, R., Millar, P. W.
openaire   +3 more sources

Confidence intervals for distributional positions

open access: yesCommunications in Statistics - Theory and Methods, 2022
A common problem with ranking lists (e.g., regarding success/failure proportions of treatments at hospitals) is that smaller units tend to end up either in the top or in the bottom just by pure chance. To alleviate this problem, we propose a method that, for a given unit, gives a confidence interval for the position of this unit within the distribution
Holm, Sture, Larsson, Rolf
openaire   +2 more sources

Validating Dose Uncertainty Estimates Produced by AUTODIRECT: An Automated Program to Evaluate Deformable Image Registration Accuracy. [PDF]

open access: yes, 2017
Deformable image registration is a powerful tool for mapping information, such as radiation therapy dose calculations, from one computed tomography image to another. However, deformable image registration is susceptible to mapping errors.
Chen, Josephine   +5 more
core   +3 more sources

"Building" exact confidence nets [PDF]

open access: yes, 2016
Confidence nets, that is, collections of confidence intervals that fill out the parameter space and whose exact parameter coverage can be computed, are familiar in nonparametric statistics.
Francis, Andrew R.   +2 more
core   +2 more sources

Coherent frequentism [PDF]

open access: yes, 2009
By representing the range of fair betting odds according to a pair of confidence set estimators, dual probability measures on parameter space called frequentist posteriors secure the coherence of subjective inference without any prior distribution.
Datta G. S.   +16 more
core   +1 more source

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