[R] how to work with big matrices and the ff-package?

Hello everyone, I need to create and work with some big matrices that actually have somewhat over 2 million columns and 117 rows. To do some calculations on such big matrices R just needs too much memory for my PC (4GB installed). So I need a solution to work with large datasets. I'm trying to

Re: [R] total summary of matrix

Thanks, that helped! -- Anne Skoeries Am 05.02.2010 um 10:40 schrieb Patrick Burns: summary(c(the.matrix)) should work for you. Or perhaps more telling: summary(as.vector(the.matrix)) On 05/02/2010 09:33, Anne Skoeries wrote: Hi, is there a way to receive a total summary of a numerical

[R] total summary of matrix

atrix. Anyone an idea how to do it? Thanks in advance, -- Anne Skoeries __ 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 comm

[R] tktext-window smaller than text

column=1, row=0, sticky="ns") tkgrid(scrergHor, column=0, row=1, sticky="we") tkinsert(txt, "0.0", paste(capture.output(resultKmean), collapse="\n")) Trying the upper code would wrap the lines that are contain more than 100 characters. How can I ke

Re: [R] summary of rpart-Object in tktext window?

Thanks! That's it! Perfect! -- Anne Skoeries Olgastr. 54 74072 Heilbronn Phone: +49 (0)7131 - 390 33 33 Mobil: +49 (0)176 - 212 37 770 Mail: h...@anne-skoeries.de Am 14.09.2009 um 15:50 schrieb Henrique Dallazuanna: tkinsert(tex, "end", paste(capture.output(summary(fit)), c

[R] summary of rpart-Object in tktext window?

ummary of an object is a list, I always get back the following error-message: cannot handle object of mode 'list' So, is there a different tk-window I should use for this kind of "list" or does anyone have an idea how to put the list into a tktext- wi

[R] Copy & Paste from tktext on Mac

ackages: [1] tcltk stats graphics grDevices utils datasets methods base other attached packages: [1] tkrplot_0.0-18 rpart_3.1-44 relimp_1.0-1 Thanks so much! -- Anne Skoeries __ R-help@r-project.org mailing list https://stat.ethz.ch/mai

[R] boxplot with log="y" and values starting at 0

g of the boxes, because some of the mins and first quantiles are 0. Can anybody help and tell me how I can generate a logarithmic y scale starting at 0? Thanks in advance, -- Anne Skoeries [[alternative HTML version deleted]] __ R-help@r-

Re: [R] calling a function with dynamically generated buttons

Thanks, works just fine! Great! -- Anne Skoeries Am 12.08.2009 um 16:04 schrieb jim holtman: Untested, but try something like this: for(i in 1:(reihen-1)) { but <- tkbutton(base, text = classi[i], command = local({ anzeige <- data.matrix(dataframe[i,-c(s

[R] calling a function with dynamically generated buttons

d 3 buttons and choose button1, it generates a plot with the parameters of button3. The same plot after pressing button2 or button3. How can I make sure, that each button calls the function with it's "own" parameters? So that button1 calls the function with the first row of m

[R] error message "memory not mapped"

d base packages: [1] tcltk stats graphics grDevices utils datasets methods base Thanks for the help, -- Anne Skoeries [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinf

Re: [R] remove multiple columns by name from dataframe

That works perfekt! Thanks so much! -- Anne Skoeries __ 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

[R] remove multiple columns by name from dataframe

= -delete) newData <- data[-delete] But as I try the way with a minus I'll get the message: "invalid argument to unary operator" There must be a simple way to delete all of the columns, but I just don't get it. Thanks for your help, -- Anne Skoeries

[R] variable driven summary of one column

Hello, how can I get a variable driven summary of one column of my data.frame? Usually I would do > summary(data$columnname) to get a summary of column named "columnname" of my data.frame named "data". In my case the columnname is not static but can be set dynamically. So I save the chosen c