ZIDW: Zero-Inflated Discrete Weibull Models

Parameter estimation for zero-inflated discrete Weibull (ZIDW) regression models, the univariate setting, distribution functions, functions to generate randomized quantile residuals a pseudo R2, and plotting of rootograms. For more details, see Kalktawi (2017) <https://bura.brunel.ac.uk/handle/2438/14476>, Taconeli and Rodrigues de Lara (2022) <doi:10.1080/00949655.2021.2005597>, and Yeh and Young (2025) <doi:10.1080/03610918.2025.2464076>.

Version: 0.1.0
Depends: R (≥ 4.1.0)
Imports: DWreg, actuar, maxLik, COUNT, gtools, matrixcalc, DiscreteWeibull, dplyr, ggplot2, purrr, tibble
Published: 2025-09-30
DOI: 10.32614/CRAN.package.ZIDW
Author: Peng Yeh [aut], Derek S. Young ORCID iD [aut, cre]
Maintainer: Derek S. Young <derek.young at uky.edu>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
URL: https://github.com/dsy109/ZIDW
NeedsCompilation: no
Citation: ZIDW citation info
Materials: NEWS
CRAN checks: ZIDW results

Documentation:

Reference manual: ZIDW.html , ZIDW.pdf

Downloads:

Package source: ZIDW_0.1.0.tar.gz
Windows binaries: r-devel: ZIDW_0.1.0.zip, r-release: ZIDW_0.1.0.zip, r-oldrel: ZIDW_0.1.0.zip
macOS binaries: r-release (arm64): ZIDW_0.1.0.tgz, r-oldrel (arm64): ZIDW_0.1.0.tgz, r-release (x86_64): ZIDW_0.1.0.tgz, r-oldrel (x86_64): ZIDW_0.1.0.tgz

Linking:

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