Results 1 to 10 of about 41,744 (148)

Heavy Tailed Distribution of Binary Classification Model [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2023
The proposed research incorporates the utilization of a heavy-tailed skewed distribution referred to as the inverse Weibull as a link function in the context of a binary classification model.
Damilare Oladimeji   +2 more
doaj   +2 more sources

Fitting Heavy Tailed Distributions: The poweRlaw Package [PDF]

open access: yesJournal of Statistical Software, 2015
Over the last few years, the power law distribution has been used as the data generating mechanism in many disparate fields. However, at times the techniques used to fit the power law distribution have been inappropriate.
Colin S. Gillespie
doaj   +5 more sources

Searching for Heavy-Tailed Probability Distributions for Modeling Real-World Complex Networks

open access: yesIEEE Access, 2022
Perhaps the most recent controversial topic in network science research is to determine whether real-world complex networks are scale-free or not. Recently, Broido and Clauset [A.D. Broido, A. Clauset, Nature Communication, 10, 1017 (2019)] asserted that
Tanujit Chakraborty   +4 more
doaj   +1 more source

A new heavy tailed distribution with actuarial measures

open access: yesJournal of Radiation Research and Applied Sciences, 2023
Actuaries are constantly on the lookout for heavy-tailed (HT) distributions in order to model data important to business and actuarial risk problems. In this article, we describe a novel type of heavy-tailed distribution that may be used to model data in
Fathy H. Riad   +3 more
doaj   +1 more source

Modelling Heavy Tailed Phenomena Using a LogNormal Distribution Having a Numerically Verifiable Infinite Variance

open access: yesMathematics, 2023
One-sided heavy tailed distributions have been used in many engineering applications, ranging from teletraffic modelling to financial engineering. In practice, the most interesting heavy tailed distributions are those having a finite mean and a diverging
Marco Cococcioni   +2 more
doaj   +1 more source

A Robust SMC-PHD Filter for Multi-Target Tracking with Unknown Heavy-Tailed Measurement Noise

open access: yesSensors, 2021
In multi-target tracking, the sequential Monte Carlo probability hypothesis density (SMC-PHD) filter is a practical algorithm. Influenced by outliers under unknown heavy-tailed measurement noise, the SMC-PHD filter suffers severe performance degradation.
Yang Gong, Chen Cui
doaj   +1 more source

New discrete heavy tailed distributions as models for insurance data.

open access: yesPLoS ONE, 2023
Although many data sets are discrete and heavy tailed (for example, number of claims and claim amounts if recorded as rounded values), not many discrete heavy tailed distributions are available in the literature.
Saralees Nadarajah, Jiahang Lyu
doaj   +1 more source

Heavy-tailed distribution of cyber-risks [PDF]

open access: yesThe European Physical Journal B, 2010
ISSN:1434 ...
Maillart, T., Sornette, D.
openaire   +4 more sources

Heavy‐tailed log hydraulic conductivity distributions imply heavy‐tailed log velocity distributions [PDF]

open access: yesWater Resources Research, 2006
Equations of contaminant transport describing non‐Gaussian dispersion of solute in heterogeneous porous media have been developed by several authors (e.g., Berkowitz and Scher (1995, 1998), Benson (1998, 2001), Berkowitz et al. (2000), and Baeumer et al. (2005)).
Matthew V. Kohlbecker   +2 more
openaire   +1 more source

Inferring heavy tails of flood distributions through hydrograph recession analysis [PDF]

open access: yesHydrology and Earth System Sciences, 2023
Floods are often disastrous due to underestimation of the magnitude of rare events. Underestimation commonly happens when the magnitudes of floods follow a heavy-tailed distribution, but this behavior is not recognized and thus neglected for flood hazard
H.-J. Wang   +6 more
doaj   +1 more source

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