Many useful diagnostic plots can be recreated in the usual plot() framework, with only a little coding effort. In this case, I would imagine that
plot(dframe$log2game, fitted(D2C29.nlme)) abline(0,1) should get pretty close, if the name of the dataframe containing the variable is 'dframe'. Andrew On Thu, Aug 17, 2006 at 08:55:41AM -0500, Douglas Bates wrote: > Most plotting functions in the nlme package use lattice graphics > functions based on the grid package. Identify will not work with > lattice graphics. I'm not sure if there is a replacement. > > On 8/17/06, Greg Distiller <[EMAIL PROTECTED]> wrote: > > I have a quick question regarding the use of identify to interact with > > points on a scatterplot. My question is essentially: can identify be used > > when one is plotting model objects to generate diagnostic plots? > > Specifically I am using NLME. > > For example, I am plotting the fitted values on the x axis vs a variable > > called log2game with the following code: > > > > plot(D2C29.nlme, log2game ~ fitted(.), abline=c(0,1)) > > > > and then I have tried to use identify as follows: > > > > identify(D2C29.nlme$fitted[,2],Data2$log2game,row.names(Data2)) > > > > (if I leave out the [,2] on the fitted attributes then I am told that x and > > y are not the same length and it appears that this is due to the fact that > > the fitted attribute has 2 columns.) > > > > but I get an error message that "plot.new has not been called yet". > > > > I am not sure if this is because I am doing something wrong or if identify > > simply cannot be used in this context. > > > > Many thanks > > > > Greg > > > > ______________________________________________ > > R-help@stat.math.ethz.ch 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@stat.math.ethz.ch 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. -- Andrew Robinson Department of Mathematics and Statistics Tel: +61-3-8344-9763 University of Melbourne, VIC 3010 Australia Fax: +61-3-8344-4599 Email: [EMAIL PROTECTED] http://www.ms.unimelb.edu.au ______________________________________________ R-help@stat.math.ethz.ch 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.