Maria Wang <mariayzw <at> hotmail.com> writes: > > There is a dataset with Latitude Longitude information and corresponding > value shaped like this: > Lati Longi Value > 18.0001 -159.6667 123 > 18.0023 -159.6665 124 > I want to use this data to make a filled contour map imposed on an USA map. ....
Best use package geoR. There are also some examples in MASS (chapter 14). Dieter ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
