Hi Chris, Just add a second geom_point() call and override the y axis mapping. For example:
library(ggplot2) ggplot(mtcars, aes(x=hp, y=mpg)) + geom_point() + geom_point(aes(y=qsec), color="red") Best, Ista On Fri, Aug 16, 2013 at 5:45 AM, Chris89 <chris...@stud.ntnu.no> wrote: > Hi! > I am having a difficulty adding additional points to a plot using ggplot2.. > > The case is that I want to plot both original and estimated values in the > same graph, and general I would use > plot and then lines, but I do not know how to do it with ggplot... > > Thanks! > > Regards, > Chris > > > > -- > View this message in context: > http://r.789695.n4.nabble.com/Adding-additional-points-to-ggplot2-tp4673928.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.