Spatial and Spatiotemporal Relative Risk R package sparr version 2.3-16 CRAN Task View: Spatial (https://CRAN.R-project.org/view=Spatial) Provides functions to estimate kernel-smoothed spatial and spatio-temporal densities and relative risk functions, and perform subsequent inference. Methodological details can be found in the accompanying tutorial: Davies et al. (2018) <DOI:10.1002/sim.7577>. Software Depends: R (>= 2.10.1), spatstat (>= 2.3-0) Imports: spatstat.utils, spatstat.geom, spatstat.explore, spatstat.random, spatstat.univar, doParallel, parallel, foreach, misc3d Suggests: fftwtools (>= 0.9.8) Tilman M. Davies <tilman.davies@otago.ac.nz> Comprehensive R Archive Network (CRAN) Tilman M. Davies [aut, cre], Jonathan C. Marshall [aut] GPL (>= 2) 2025-03-20 application/tgz https://CRAN.R-project.org/package=sparr doi:10.32614/CRAN.package.sparr