Hi I'm using filled.contour in R with matrix 19x19. Therefore the plot isn't very "smooth" Are there any functions in R to make it smooth? I can't have more observations because it takes to long. Thanks, Knut -- View this message in context: http://r.789695.n4.nabble.com/filled-contour-with-few-data-points-tp3915515p3915515.html Sent from the R help mailing list archive at Nabble.com.