R (>= 2.8.0), raster (>= 1.7-21), igraph, Matrix, methods, sp
R (>= 2.8.0), raster (>= 1.9-19), igraph0, Matrix, methods, sp
R (>= 2.8.0), raster (>= 1.9-19), igraph, Matrix, methods, sp
knitr, markdown, rmarkdown, testthat (>= 2.1.0)