Zero‐inflated modeling part I: Traditional zero‐inflated count regression models, their applications, and computational tools

DS Young, ES Roemmele, P Yeh - Wiley Interdisciplinary …, 2022 - Wiley Online Library
Count regression models maintain a steadfast presence in modern applied statistics as
highlighted by their usage in diverse areas like biometry, ecology, and insurance. However …

[图书][B] Statistical foundations of actuarial learning and its applications

MV Wüthrich, M Merz - 2023 - library.oapen.org
This open access book discusses the statistical modeling of insurance problems, a process
which comprises data collection, data analysis and statistical model building to forecast …

The discrete Lindley distribution: properties and applications

E Gómez-Déniz, E Calderín-Ojeda - Journal of statistical …, 2011 - Taylor & Francis
Modelling count data is one of the most important issues in statistical research. In this paper,
a new probability mass function is introduced by discretizing the continuous failure model of …

The use of telematics devices to improve automobile insurance rates

M Guillen, JP Nielsen, M Ayuso… - Risk analysis, 2019 - Wiley Online Library
Most automobile insurance databases contain a large number of policyholders with zero
claims. This high frequency of zeros may reflect the fact that some insureds make little use of …

Dependent frequency–severity modeling of insurance claims

P Shi, X Feng, A Ivantsova - Insurance: Mathematics and Economics, 2015 - Elsevier
Standard ratemaking techniques in non-life insurance assume independence between the
number and size of claims. Relaxing the independence assumption, this article explores …

Clearing the hurdle: The mass of globular cluster systems as a function of host galaxy mass

GM Eadie, WE Harris, A Springford - The Astrophysical Journal, 2022 - iopscience.iop.org
Current observational evidence suggests that all large galaxies contain globular clusters
(GCs), while the smallest galaxies do not. Over what galaxy mass range does the transition …

Number of accidents or number of claims? An approach with zero‐inflated Poisson models for panel data

JP Boucher, M Denuit, M Guillen - Journal of Risk and …, 2009 - Wiley Online Library
The hunger for bonus is a well‐known phenomenon in insurance, meaning that the insured
does not report all of his accidents to save bonus on his next year's premium. In this article …

[PDF][PDF] Estimation of claim count data using negative binomial, generalized Poisson, zero-inflated negative binomial and zero-inflated generalized Poisson regression …

N Ismail, H Zamani - Casualty Actuarial Society E-Forum, 2013 - Citeseer
This study relates negative binomial and generalized Poisson regression models through
the meanvariance relationship, and suggests the application of these models for …

[PDF][PDF] Models of insurance claim counts with time dependence based on generalization of Poisson and negative binomial distributions

JP Boucher, M Denuit, M Guillén - Variance, 2008 - academia.edu
Longitudinal data (or panel data) consist of repeated observations of individual units that are
observed over time. Each individual insured is assumed to be independent but correlation …

Statistical concepts of a priori and a posteriori risk classification in insurance

K Antonio, EA Valdez - AStA Advances in Statistical Analysis, 2012 - Springer
Everyday we face all kinds of risks, and insurance is in the business of providing us a means
to transfer or share these risks, usually to eliminate or reduce the resulting financial burden …