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What's the pch code for drawing an arrow in a plot? myriam

I need to shade one area of a graph. Any ideas on how to do that? myriam

I have to draw a phase space graph. Is it possible to draw the axis at the center at (0,0)? TIA -- myriam

Okay, folks. I got it and the scaling too. I hate working under pressure. Thanks for the help. -- myriam IM: tokujawa -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help...

Hi! How do I draw a 3d plot, with an x,y,z matrix of coordinates? I found counter plots but that's not exactly what I want. TIA -- myriam -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac...

Hi! How do I specify a filled point in a scatterplot? Their size? plot(x,y) just gives "empty" points like "o". I want a full black point. TIA -- myriam -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac...

Hi! I saw some LVQ (Learning Vector Quantization) functionality in the documentation with help.search("lvq") but the functions are not there. What should I load to get lvqtrain, lvqtest, etc. ? TIA -- myriam -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www...

Hi! Could you tell me how I can draw a graph with error bars? Sorry, I don't use R that often and I couldn't find it easily in the documentation. TIA -- myriam -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http...

Hi! There is a "musical" note next to the rpm in CRAN and its mirrors and it seems to require some sort of plugin that I don't have. Is there a way around that? Thanks. myriam -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing...

Hi! help.search("CORR") points to a function in the "boot" package. I don't know how to use packages. boot.corr(data) does not work. I have 1.4.1 and I installed the R-base and R-recommended...

> For example, I haven't been able to rescale the axes properly. > I have 30 data points but I want the x-axis to read from 0 to 3000. > How is that done? What I've tried from looking at...

> FWIW, the par(new=TRUE) does rescale the graph as opposed to > lines(...) so it's more appropriate in the general case. No, that's not right. The graph is not scaled right with par(). It's scaled right with...

> > For example, I haven't been able to rescale the axes properly. > > I have 30 data points but I want the x-axis to read from 0 to 3000. > > How is that done? What I've tried from looking at...

Hi! I would like to read data read with read.table row by row into a c() vector. data<-read.table("test",header=FALSE) for (i in 1:length(data[[1]])) { temp <- ?? do something with temp } data[1,] gives me...

Thanks for all the responses. FWIW, the par(new=TRUE) does rescale the graph as opposed to lines(...) so it's more appropriate in the general case. Yep, I do find the documentation rather terse. For example, I haven't...

Hi! I want to display 2 graphs with different number of data points on the x-axis. The code below scales them so it seems that testtwo has the same number of data points as testone. How can I fix...

> Normally, there's a way to tell your browser to download links instead > of displaying them, thus bypassing any plugin "requirement". In > Mozilla it's Shift-Button-1. > thanks, I'll remember that. FWIW, I got around this problem using...

Hi! I need to plot two lines on the same graph. I do plot(x,y) then plot(x,z,add=TRUE) but I get the following warning messages Warning messages: 1: parameter "add" couldn't be set in high...