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knobi: Known-Biomass Production Model (KBPM)

Application of a Known Biomass Production Model (KBPM): (1) the fitting of KBPM to each stock; (2) the estimation of the effects of environmental variability; (3) the retrospective analysis to identify regime shifts; (4) the estimation of forecasts. For more details see Schaefer (1954) <https://www.iattc.org/GetAttachment/62d510ee-13d0-40f2-847b-0fde415476b8/Vol-1-No-2-1954-SCHAEFER,-MILNER-B-_Some-aspects-of-the-dynamics-of-populations-important-to-the-management-of-the-commercial-marine-fisheries.pdf>, Pella and Tomlinson (1969) <https://www.iattc.org/GetAttachment/9865079c-6ee7-40e2-9e30-c4523ff81ddf/Vol-13-No-3-1969-PELLA,-JEROME-J-,-and-PATRICK-K-TOMLINSON_A-generalized-stock-production-model.pdf> and MacCall (2002) <doi:10.1577/1548-8675(2002)022%3C0272:UOKBPM%3E2.0.CO;2>.

Version: 0.1.0
Imports: corrplot, ggplot2, gridExtra, grDevices, optimx, plot3D, stats, dplyr, tidyr
Suggests: knitr, rmarkdown, icesSAG
Published: 2025-06-10
DOI: 10.32614/CRAN.package.knobi
Author: Anxo Paz [aut, cre], Marta Cousido Rocha [aut, ths], Santiago Cervino Lopez [aut, ths], Maria Grazia Peninno [aut]
Maintainer: Anxo Paz <anxo.paz at hotmail.com>
License: GPL-2
NeedsCompilation: no
Materials: README
CRAN checks: knobi results

Documentation:

Reference manual: knobi.pdf
Vignettes: knobi (source, R code)

Downloads:

Package source: knobi_0.1.0.tar.gz
Windows binaries: r-devel: knobi_0.1.0.zip, r-release: knobi_0.1.0.zip, r-oldrel: knobi_0.1.0.zip
macOS binaries: r-release (arm64): knobi_0.1.0.tgz, r-oldrel (arm64): knobi_0.1.0.tgz, r-release (x86_64): not available, r-oldrel (x86_64): not available

Linking:

Please use the canonical form https://CRAN.R-project.org/package=knobi to link to this page.

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.