Dear R-sig-geo Members, I've like to create Kernel image results as *tif using an object of density() function output in spatstat package. But in my example, doesn't work when I try:
#Packages library(spatstat) library(raster) library(rgdal) #Swedishpines's data set in spatstat package data(swedishpines) plot(swedishpines) #CSR with K-Ripley test csr_pines <- envelope(swedishpines, Kest, nsim=99) plot(csr_pines) # r=0.75 is outside CSR #Kernel representation using 0.75 as bandwidth d_pines<-density(swedishpines, bw=0.75) plot(d_pines) #Create TIFF image r_pines <- as(d_pines, "SpatialPixelsDataFrame") writeGDAL(r_pines, "Pines.tif") # > r_pines <- as(d_pines, "SpatialPixelsDataFrame") Error in as(d_pines, "SpatialPixelsDataFrame") : no method or default for coercing “im” to “SpatialPixelsDataFrame” Please any ideas for corrected this? Thanks in advanced, Alexandre -- ====================================================================== Alexandre dos Santos Proteção Florestal IFMT - Instituto Federal de Educação, Ciência e Tecnologia de Mato Grosso Campus Cáceres Caixa Postal 244 Avenida dos Ramires, s/n Bairro: Distrito Industrial Cáceres - MT CEP: 78.200-000 Fone: (+55) 65 99686-6970 (VIVO) (+55) 65 3221-2674 (FIXO) alexandre.san...@cas.ifmt.edu.br Lattes: http://lattes.cnpq.br/1360403201088680 OrcID: orcid.org/0000-0001-8232-6722 Researchgate: www.researchgate.net/profile/Alexandre_Santos10 LinkedIn: br.linkedin.com/in/alexandre-dos-santos-87961635 Mendeley:www.mendeley.com/profiles/alexandre-dos-santos6/ ====================================================================== [[alternative HTML version deleted]] _______________________________________________ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-geo