Hi, I have two global raster maps, each of the same variable but from different sources. The values range from 0 to 5 in whole numbers. Is there a statistical test in R that can quantify the similarity of the spatial patterns (i.e., highs and lows)? Thanks, -- View this message in context: http://r.789695.n4.nabble.com/map-similarity-spatial-autocorrelation-in-R-tp4647877.html Sent from the R help mailing list archive at Nabble.com.