Arnau Mir Torres wrote: > Uwe Ligges wrote: > > >>Arnau Mir Torres wrote: >> >> >> >> >>>Hello. >>> >>>I am an nxn data frame in the variable frame. >>>I want to make a contour plot with it. That is, I want to plot a square >>>of dimensions [1,n]x[1,n] with the gray level of square [i,i+1]x[j,j+1] >>>equal to frame[i,j]. >>> >>>How can I make it? >>> >>> >> >> >>See ?image >> >>Uwe Ligges >> >> >> >> >> >>>Thanks, >>> >>>Arnau. >>> >>>______________________________________________ >>>[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 >>> >>> >> >>______________________________________________ >>[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 >> >> >> > > The problem is image works with matrices but I am a data frame. So, the > question is: how can I transform a data frame in a matrix?
maybe, as.matrix() data.matrix() Antonio > > > Arnau. > > ______________________________________________ > [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 > ______________________________________________ [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
