Results 1 to 10 of about 120 (106)

Modified jackknife ridge estimator for the Conway-Maxwell-Poisson model

open access: yesScientific African, 2023
Recently, research papers have shown a strong interest in modeling count data. The over-dispersion or under-dispersion are frequently seen in the count data.
Mohamed R Abonazel   +2 more
exaly   +4 more sources

Compound Conway-Maxwell Poisson Gamma Distribution: Properties and Estimation

open access: yesAustrian Journal of Statistics
The distribution of a random sum of random events is called a compound distribution. It involves a counting (discrete) distribution to model the number of occurrences of the random event in a fixed time period and a continuous distribution to model the ...
Jahnavi Merupula, V S Vaidyanathan
doaj   +2 more sources

Conway-Maxwell-Poisson model fitting to HFMD data in Malaysia

open access: yesData Analytics and Applied Mathematics
Since the first Hand, Foot and Mouth Disease (HFMD) outbreak occurred in Sarawak, Malaysia in 1997, the number of reported cases has remained in a cyclical pattern. Numerous HFMD research involve clinical and laboratory findings.
Noraishah Mohammad Sham   +1 more
doaj   +2 more sources

A Conway–Maxwell–Poisson-Binomial AR(1) Model for Bounded Time Series Data

open access: yesEntropy, 2023
Binomial autoregressive models are frequently used for modeling bounded time series counts. However, they are not well developed for more complex bounded time series counts of the occurrence of n exchangeable and dependent units, which are becoming ...
Huaping Chen, Jiayue Zhang, Xiufang Liu
doaj   +1 more source

A Conway–Maxwell–Poisson Type Generalization of Hypergeometric Distribution

open access: yesMathematics, 2023
The hypergeometric distribution has gained its importance in practice as it pertains to sampling without replacement from a finite population. It has been used to estimate the population size of rare species in ecology, discrete failure rate in ...
Sudip Roy   +2 more
doaj   +1 more source

Finite mixtures of mean-parameterized Conway–Maxwell–Poisson models

open access: yesStatistical Papers, 2023
For modeling count data, the Conway-Maxwell-Poisson (CMP) distribution is a popular generalization of the Poisson distribution due to its ability to characterize data over- or under-dispersion. While the classic parameterization of the CMP has been well-studied, its main drawback is that it is does not directly model the mean of the counts.
Dongying Zhan, Derek S. Young
openaire   +4 more sources

The COM-Poisson Process for Stochastic Modeling of Osmotic Inactivation Dynamics of Listeria monocytogenes

open access: yesFrontiers in Microbiology, 2021
Controlling harmful microorganisms, such as Listeria monocytogenes, can require reliable inactivation steps, including those providing conditions (e.g., using high salt content) in which the pathogen could be progressively inactivated.
Pierluigi Polese   +2 more
doaj   +1 more source

A New Conway Maxwell–Poisson Liu Regression Estimator—Method and Application

open access: yesJournal of Mathematics, 2022
Poisson regression is a popular tool for modeling count data and is applied in medical sciences, engineering and others. Real data, however, are often over or underdispersed, and we cannot apply the Poisson regression. To overcome this issue, we consider
Muhammad Nauman Akram   +5 more
doaj   +1 more source

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