fable.intermittent: Forecasting Models for Intermittent Time Series

Extends the 'fable' framework to support forecasting methods specifically designed for intermittent time series data, where demand occurs sporadically with many zero values. All methods produce probabilistic forecasts returned as 'distributional' objects. The returned forecasts can be used to evaluate accuracy, plot and print the results seamlessly with 'fable'. The methods include: Harvey, Fernandes (1989) <doi:10.1080/07350015.1989.10509750>, Willemain, Smart, Schwarz (2004) <doi:10.1016/S0169-2070(03)00013-X>, Zhou, Viswanathan (2011) <doi:10.1016/j.ijpe.2010.09.021>, Snyder, Ord, Beaumont (2012) <doi:10.1016/j.ijforecast.2011.03.009>, Kolassa (2016) <doi:10.1016/j.ijforecast.2015.12.004>, Hasni, Aguir, Babai, Jemai (2019) <doi:10.1080/00207543.2018.1424375>, Damato, Azzimonti, Corani (2025) <doi:10.1016/j.ijforecast.2025.10.001>, Sbrana (2025) <doi:10.1080/01605682.2025.2569661>.

Version: 0.1.0
Depends: R (≥ 4.1.0), fabletools (≥ 0.6.0)
Imports: tsibble (≥ 1.0.0), distributional (≥ 0.3.0), nloptr (≥ 2.0.0), rlang (≥ 1.0.0), Rcpp (≥ 1.0.0)
LinkingTo: Rcpp, RcppArmadillo
Suggests: dplyr, testthat (≥ 3.3.0), tweedie, ggtime, ggplot2, tibble, knitr, rmarkdown
Published: 2026-06-18
DOI: 10.32614/CRAN.package.fable.intermittent (may not be active yet)
Author: Stefano Damato ORCID iD [aut, cre, cph], Lorenzo Zambon ORCID iD [aut], Dario Azzimonti ORCID iD [aut]
Maintainer: Stefano Damato <stefanodamato128 at gmail.com>
BugReports: https://github.com/StefanoDamato/fable.intermittent/issues
License: LGPL (≥ 3)
URL: https://github.com/StefanoDamato/fable.intermittent
NeedsCompilation: yes
Materials: README, NEWS
CRAN checks: fable.intermittent results

Documentation:

Reference manual: fable.intermittent.html , fable.intermittent.pdf
Vignettes: Forecasting intermittent time series with fable.intermittent (source, R code)

Downloads:

Package source: fable.intermittent_0.1.0.tar.gz
Windows binaries: r-devel: not available, r-release: not available, r-oldrel: fable.intermittent_0.1.0.zip
macOS binaries: r-release (arm64): fable.intermittent_0.1.0.tgz, r-oldrel (arm64): fable.intermittent_0.1.0.tgz, r-release (x86_64): fable.intermittent_0.1.0.tgz, r-oldrel (x86_64): fable.intermittent_0.1.0.tgz

Linking:

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