extr: Extinction Risk Estimation

Estimates extinction risk from population time series under a drifted Wiener process using MLE and observation-error-and-autocovariance-robust estimators, with confidence intervals based on the w-z method.

Version: 1.1.0
Published: 2026-03-17
DOI: 10.32614/CRAN.package.extr
Author: Hiroshi Hakoyama ORCID iD [aut, cre, cph]
Maintainer: Hiroshi Hakoyama <hiroshi.hakoyama at gmail.com>
License: BSD_2_clause + file LICENSE
NeedsCompilation: no
Language: en-US
Citation: extr citation info
Materials: README, NEWS
CRAN checks: extr results

Documentation:

Reference manual: extr.html , extr.pdf

Downloads:

Package source: extr_1.1.0.tar.gz
Windows binaries: r-devel: extr_1.0.0.zip, r-release: extr_1.0.0.zip, r-oldrel: extr_1.0.0.zip
macOS binaries: r-release (arm64): extr_1.0.0.tgz, r-oldrel (arm64): extr_1.1.0.tgz, r-release (x86_64): extr_1.0.0.tgz, r-oldrel (x86_64): extr_1.0.0.tgz
Old sources: extr archive

Linking:

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