search for: merser

Hello We would like to perform a logistic regression analysis weighting the independent variable in a temporal fashion, i.e. events occuring most recent get highest weight. Does anyone know how to do this in R?? Regards S. Merser and S. Lophaven

hi there tried to use subset with drop=TRUE, but all the 'old' levels are preserved, i.e. when calling e.g. ftable a lot of zeros are displayed >x<-subset(LREG, (kir=='AA' | kir=='BB') & (type=='t1' | otype=='t2'), drop=TRUE, select=c(event, kir, type)) > ftable(x) i explicit have to call factor like

hi there is there a way that i can coerce a vector of integers to ONE string with the numbers comma separated like: 1:500 -> "1,2,3, ..., 500" i've tried deparse, but it divides the result into a vector of string (depending on the setting of width with a max of 500) regards soren

Hi Say I've this vector with several duplicates >x<-c(1,2,3,4,2,6,2,8,2,3) >which(duplicated(x)) [1] 5 7 9 10 11 But what I realy want is somthing like: List({2,5,7}, {3,10}, ...) Then from each sublist I can specify which of the duplicate items to drop res<-NULL for(vec in myDuplicateList) res<-rbind(res, subset(data[vec,], myCrit)) I'll get some of the way by

I'm using win XP R 1.51 (Rterm) emacs-20.7 ess-5.1.20 and everything except from command completion works Is it possible to have this functionality using a windows enviroment? thanks soren -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info",

hi is there a faster way to do this? i <- 1 for(x in vector1) for(y in vector2) { m[[i]] <- (x - y) i <- i + 1 } regards soren -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in

hi I need 'rw1062.zip' since i can't get excel, R1070 or R1071 to work with the R (D)COM Server everything worked fine in the god rw1062 days the lapack routines can't be loaded 'unable to load shared library c:\r/moduleslapack.dll, the specified library could not be found' don't know if it's the forward slashes that anoys windows btw, the libraries are in the

Could anyone please point me to the library readline41-4.1-10.i386.rpm which is requiered for installing the R-base package on Redhat 7.2 regards -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the

hi there is there a way to convert objects of class ftable into LaTex code preserving the 'look' with row and column infomation? xtable() {xtable} can't handle such objects and latex() {Hmisc} just texify the number matrix, without row/column information regards soren

hi there say that i have this table >x<-table(adoc, oarb) >x oarb 0 1 adoc ab 1 0 am 5 1 ba 14 1 cc 271 3 ch 87 2 dz 362 6 fl 7 0 fs 84 2 is there an easy way to get the row names or row

hi there i've got this litle strange problem working with multiple plots i one screen the title dissapears when more than 4 images comes up up to 4 plots the title it shows nicely the display is set up like: split.screen(figs=c(3,4), erase=TRUE) some plots close.screen(all=T) title(main='TITLE 1') what am i doing wrong here regards soren

hi using plot(..., las=1), i.e. horizontal axis labels, the labels on the y-axis jams if the heigth of the graphics windov becomes too low while both x-axis and y-axis kind of removes superflus lables with las=0 (default) is there a way to make plot behave alike with horizontal lables? regards s??ren

hi does anyone have knowledge on how to connected to StatConnector from PHP I have tried: new COM("STATCONNECTORSRVLib.StatConnector") or die("Unable to instantiate StatConnector"); with no succes regards soren

Hi It seems that survfit() doesn't accept the argumnet 'error' as below >survfit(fit, error='greenwood') Error in survfit.coxph(fit, error = "greenwood") : unused argument(s) (error ...) Isn't is allowed to do that for a coxph object? Regards Soren Windows XP, SP2 R 2.3.0

I am curious if there is any way to list only variables or functions in current environment, rather than listing all objects? Thanks. -- Daehyok Shin (Peter) Geography Department Univ. of North Carolina-Chapel Hill

I am curious if there is any way to list only variables or functions in current environment, rather than listing all objects? Thanks. -- Daehyok Shin (Peter) Geography Department Univ. of North Carolina-Chapel Hill

Can anyone please tell me if there is a function to calculate confidence intervals for the results of the quantile function. Some of my data is normally distributed but some is also a squewed distribution or a capped normal distribution. Some of the data sets contain about 700 values whereas others are smaller with about 100-150 values, so I would like to see how the confidence intervals change