blockCV

3.2-0

Spatial and Environmental Blocking for K-Fold and LOO Cross-Validation

12packages depend

55.7Kdownloads / year

83.0%test coverage

13/13checks pass

Overview

About

Maintained by Roozbeh ValaviFirst published 2020-02-2310 releasesCRAN page ↗GitHub ↗

Creating spatially or environmentally separated folds for cross-validation to provide a robust error estimation in spatially structured environments; Investigating and visualising the effective range of spatial autocorrelation in continuous raster covariates and point samples to find an initial realistic distance band to separate training and testing datasets spatially described in Valavi, R. et al. (2019) doi:10.1111/2041-210X.13107.

Install

R (CRAN)pak (dev)Ubuntu (r2u)openSUSE (OBS)

install.packages("blockCV", repos = "https://cloud.r-project.org/")

Installs the current CRAN release. Prebuilt binaries on Windows and macOS.

if (!requireNamespace("pak", quietly = TRUE))
  install.packages("pak", repos = "https://cloud.r-project.org/")
pak::pak("rvalavi/blockCV")

Development version from rvalavi/blockCV. Installs pak first if it is not already available.

Release

# enable cranapt (r2u) if it is not already set up, then install
grep -rqs r2u.stat.illinois.edu /etc/apt/sources.list /etc/apt/sources.list.d/ \
  || curl -fsSL https://raw.githubusercontent.com/eddelbuettel/r2u/master/inst/scripts/add_cranapt_noble.sh | sudo bash
sudo apt install -y r-cran-blockcv

Fast Ubuntu binaries via r2u (no compilation). The cranapt setup runs once and is skipped when it is already enabled.

bspm (used by r2u) also needs make: sudo apt install make

# add the autoCRAN OBS repo (Tumbleweed) if it is missing, then install
zypper -q lr | grep -qi autoCRAN \
  || sudo zypper addrepo https://download.opensuse.org/repositories/devel:/languages:/R:/autoCRAN/openSUSE_Tumbleweed/devel:languages:R:autoCRAN.repo
sudo zypper install -y R-blockCV

RPMs auto-built from CRAN on openSUSE OBS (Tumbleweed).

Health

CRAN checks

13OK

Slowest check: 5.6 min · r-devel-linux-x86_64-fedora-clang

Check history

OK2026-06-09
13 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
ERROR2026-06-08
12 OK · 0 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
OK2026-04-22
14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
ERROR2026-04-18
13 OK · 0 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
OK2026-03-10
14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE

Documentation

Documentation signals are not tracked yet for this package.

Downloads

55.7K

CRAN downloads in the past year

Rank #1,909 · ~153/day · ~4.6K/mo

blockCV Releases R versions

Daily download trend is not available in this view yet.

2.7K30 days

13.2K90 days

55.7K1 year

Compare downloads with other packages →

Also on714 r2u86 autocran

Repository

GitHub ↗ rvalavi/blockcv

124Stars

24Forks

1Open issues

0Open PRs

0Releases

359Commits

4Contributors

cross-validationrspatialspatial-modellingspecies-distribution-modellingr-packagerstatsspatial-cross-validation

License GPL-3.0 · 359 commits · Last activity 2026-07-20 · +0.8% stars, 30d

Repository practices

Upstream repositoryBeta

2 development-tooling and community-health practices detected across 2 families in the upstream repository

Checks run against github.com/rvalavi/blockcv on 2026-07-19.

Continuous integration (1)

GitHub Actions

Lint, format, editor (1)

RStudio project

How this is detected·Detection ruleset v1 (2026-07-18)

Dependencies

Declared dependencies

15 external dependencies (excludes base and recommended)

Depends (1)

R >= 3.5.0

Imports (7)

sf sp terra ggplot2 cowplot automap Rcpp

LinkingTo (1)

Rcpp

Suggests (8)

shiny tmap biomod2 gstatmethodsknitr rmarkdown testthat

Enhances (0)

none

Dependency license breakdown →

Reverse dependencies

12direct

0indirect

CompositionalSR PointedSDMs glossa intSDM BiodiversityR ENMeval caretSDM confcons forestecology mlr3spatiotempcv spboost tidysdm

Code & Tests

People & History

People (5)

Maintainer (1)

Roozbeh Valavi

Author, Maintainer

Authors (5)

Roozbeh Valavi

Author, Maintainer

Jane Elith

Author

Ian Flint

Author · added in 3.0-0

Gurutzeta Guillera-Arroita

Author

José Lahoz-Monfort

Author

Package Timeline

10 releases. R releases are shown for context.

R
R 4.6.0 released · 2026-04-24
3.2-0Latest
2025-08-21 · current release · diff ↗
unarchivedReturned to CRAN
2025-08-21
archivedRemoved from CRAN
2025-07-30
issues were not corrected in time
3.1-6
2025-06-23 · diff ↗
R
R 4.5.0 released · 2025-04-11
3.1-5
2024-11-01 · diff ↗
3.1-4
2024-05-23 · diff ↗
R
R 4.4.0 released · 2024-04-24
3.1-3
2023-06-04 · diff ↗
3.1-2
2023-05-20 · diff ↗
R
R 4.3.0 released · 2023-04-21
3.1-1
2023-04-08 · diff ↗
3.0-0
2023-02-06 · diff ↗
R
R 4.2.0 released · 2022-04-22
2.1.4
2021-06-17 · diff ↗

Show 4 earlier events

R
R 4.1.0 released · 2021-05-18
R
R 4.0.0 released · 2020-04-24
2.1.1
2020-02-23
R
R 3.6.0 released · 2019-04-26

Package metadata

First published: 2020-02-23
Total releases: 10 / 6 yrs
License: GPL (>= 3) OSI
Download size: 2.3 MB
Installed size: not tracked yet
With dependencies: not tracked yet

Appears in task views

Analysis of Spatial Data

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