Package: SPIChanges Title: Improves the Interpretation of the Standardized Precipitation Index Under Changing Climate Conditions Version: 0.2.1 Authors@R: c( person("Gabriel Constantino", "Blain", , "gabriel.blain@sp.gov.br", role = c("aut", "cre"), comment = c(ORCID = "0000-0001-8832-7734")), person("Graciela R.", "Sobierajski", role = "aut", comment = c(ORCID = "0000-0002-7211-9268")), person("Leticia L.", "Martins", role = "aut", comment = c(ORCID = "0000-0002-0299-3005")), person("Adam H.", "Sparks", , "adamhsparks@gmail.com", role = "aut", comment = c(ORCID = "0000-0002-0061-8359")) ) Description: Improves the interpretation of the Standardized Precipitation Index under changing climate conditions. The package uses the nonstationary approach proposed in Blain et al. (2022) to detect trends in rainfall quantities and to quantify the effect of such trends on the probability of a drought event occurring. License: MIT + file LICENSE URL: https://github.com/gabrielblain/SPIChanges BugReports: https://github.com/gabrielblain/SPIChanges/issues Depends: R (>= 3.5) Imports: gamlss, gamlss.dist, lubridate, MuMIn, rlang, spsUtil, stats, brglm2, zoo Suggests: archive, curl, doParallel, dplyr, foreach, ggplot2, grid, knitr, ncdf4, patchwork, RColorBrewer, rmarkdown, roxyglobals, sf, purrr, testthat (>= 3.0.0), tidyr VignetteBuilder: knitr Config/roxyglobals/filename: globals.R Config/roxyglobals/unique: FALSE Config/testthat/edition: 3 Encoding: UTF-8 Language: en-US LazyData: true Roxygen: list(markdown = TRUE, roclets = c("collate", "namespace", "rd", "roxyglobals::global_roclet")) RoxygenNote: 7.3.3 Config/pak/sysreqs: libicu-dev libssl-dev Repository: https://gabrielblain.r-universe.dev Date/Publication: 2025-10-23 10:24:36 UTC RemoteUrl: https://github.com/gabrielblain/spichanges RemoteRef: HEAD RemoteSha: 05c1f10586a6f94913928fee94be923d9445ede9 NeedsCompilation: no Packaged: 2026-07-04 13:22:16 UTC; root Author: Gabriel Constantino Blain [aut, cre] (ORCID: ), Graciela R. Sobierajski [aut] (ORCID: ), Leticia L. Martins [aut] (ORCID: ), Adam H. Sparks [aut] (ORCID: ) Maintainer: Gabriel Constantino Blain