Pattern Causality Analysis R package pc version 0.1 Infer causation from observational data through pattern causality analysis (PC), with original algorithm for time series data from Stavroglou et al. (2020) <doi:10.1073/pnas.1918269117>, as well as methodological extensions for spatial cross-sectional data introduced by Zhang & Wang (2025) <doi:10.1080/13658816.2025.2581207>, together with a systematic description proposed in Runge et al. (2023) <doi:10.1038/s43017-023-00431-y>. Software Depends: R (>= 4.1.0) Imports: methods, sdsfun, sf, terra LinkingTo: Rcpp, RcppThread Suggests: Rcpp, RcppThread, readr, infoxtr, spEDM, tEDM Wenbo Lyu <lyu.geosocial@gmail.com> Comprehensive R Archive Network (CRAN) Wenbo Lyu [aut, cre, cph] (ORCID: <https://orcid.org/0009-0002-6003-3800>) GPL-3 2026-03-30 application/tgz https://CRAN.R-project.org/package=pc doi:10.32614/CRAN.package.pc