The Gauss hypergeometric Gleser distribution with applications to flood peaks exceedance and income data

We introduced the Gauss hypergeometric Gleser (GHG) distribution, a novel extension of the Gleser (G) distribution that unifies families of Gleser distributions. We studied their representations and some basic properties and showed that the GHG distribution is heavy-tailed. The maximum likelihood method is used for parameter estimation, and the Fisher information matrix derived. We assessed the performance of the maximum likelihood estimators via Monte Carlo simulations. Moreover, we present applications to two data sets in which the GHG distribution shows a better fit than other known distributions.

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Publication Details

Journal
AIMS Mathematics
Published
2025-01-01
DOI
https://doi.org/10.3934/math.2025611
Primary Topic
Hydrology and Drought Analysis
Type
article
Field-Weighted Citation Impact
0.00

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article

The Gauss hypergeometric Gleser distribution with applications to flood peaks exceedance and income data

Emilio Gómez–Déniz, Neveka M. Olmos, Osvaldo Venegas
AIMS Mathematics
Hydrology and Drought Analysis
article

The Gauss hypergeometric Gleser distribution with applications to flood peaks exceedance and income data

Emilio Gómez–Déniz, Neveka M. Olmos, Osvaldo Venegas
article en

Abstract

We introduced the Gauss hypergeometric Gleser (GHG) distribution, a novel extension of the Gleser (G) distribution that unifies families of Gleser distributions. We studied their representations and some basic properties and showed that the GHG distribution is heavy-tailed. The maximum likelihood method is used for parameter estimation, and the Fisher information matrix derived. We assessed the performance of the maximum likelihood estimators via Monte Carlo simulations. Moreover, we present applications to two data sets in which the GHG distribution shows a better fit than other known distributions.

AIMS MathematicsVol. 10(6)
Universidad de Las Palmas de Gran Canaria (ES), Universidad de Antofagasta (CL), Universidad Católica de Temuco (CL)
Ministerio de Economía y Competitividad
Openalex Percentile: Top 87%
Hydrology and Drought Analysis
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The Gauss hypergeometric Gleser distribution with applications to flood peaks exceedance and income data — Emilio Gómez–Déniz, Neveka M. Olmos, et al. · AIMS Mathematics (2025) | TGRS Research Map | TGRS