[R] Nomogram (rms) for model with shrunk coefficients

2013-06-24 Thread Sander van Kuijk
ashion than the lrm-created model. Does anyone have an idea how to make this compatible again with nomogram()? Thanks in advance for any thoughts on it. Best wishes, Sander [[alternative HTML version deleted]] __ R-help@r-project.org mailing

Re: [R] add data to a file while doing a loop

2012-01-06 Thread Sander Timmer
So you're looking for: write.table(dataset, file="x.txt", append=TRUE) Or do I understand your question wrongly? __ 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.o

[R] Datadist error

2011-04-12 Thread Sander van Kuijk
##Error I described f.sum<-summary(m.fulldesign) ##Error I described nomogram(m.full)##Error I described Best regards, Sander van Kuijk [[alternative HTML version deleted]] __ R-help@r-project.org mailing list h

[R] selecting predictors for model from dataframe

2011-01-20 Thread Sander van Kuijk
et) #Now in this new set of data, I want to build a model, but only using the coefficients that were significant #in the fsubset model, thus from "variables" I've tried everything and anything, even building logical expression within the model, but this was not accepted. Best regards

[R] Little's MCAR test

2010-08-19 Thread Sander
L.S., Does anyone know if there is an R library which implements Little's MCAR test for completely at random missing values? It is implemented in SPSS and SAS, and widely mentioned in the literature. Thanks in advance! Sander van Kuijk -- View this message in context: http://r.7896

[R] Question regarding S4 objects and reading in excel data with RODBC

2010-08-04 Thread Sander
ror in paste("SELECT * FROM '", t...@table_name[1], "'", sep = " ") : trying to get slot "TABLE_NAME" from an object (class "data.frame") that is not an S4 object Does anyone know what I'm doing wrong here? I have to admit that I don'

Re: [R] Regular expression substitution ...

2009-11-02 Thread Sander Timmer
It's a bit strange: > sub("/pc", '\\%', x) [1] "%" > > sub("/pc", '%', x) [1] "\\%" Also with fixed I'm not able to get a single \ as return value. Sander On 2 nov 2009, at 12:36, Roberto Brunelli wrote: I wo

[R] trouble with combining png and pdf

2008-10-15 Thread Sander Botter
is to export the downsized image (as png) into the pdf file (behind the plot)! Maybe anyone has some suggestions? Regards, Sander Botter Erasmus Medical Centre, Rotterdam, The Netherlands [[alternative HTML version deleted]] __