[GRASS-stats] Superimpose density plots in R
Nikos Alexandris
nikos.alexandris at felis.uni-freiburg.de
Wed Jan 28 05:49:32 EST 2009
Hi all!
I started playing around with R and GRASS-maps.
I've a couple or raster maps (MODIS bands) in R and what I am trying to
achieve is to get density plots superimposed in one graph (for the sake
of easy visual comparison).
The only function that I have found and is able to perform this is
"sm.density.compare" ( belongs to the "sm" package). Although this
function works with *other* small (in terms of number of rows) examples,
for my MODIS bands (~87.000 rows each) I get an empty graph.
Any pointers for this "comparison" task?
Thank you, Nikos
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