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Hi all, I have Splus and R both on my unix machine. I intend to keep only one of them. R looks to be a better choice. But I want to confirm. Is there any function or group of functions...

Hi, I am a novice to R and have a question here. Is it possible to read a single line from a file into a vector or list etc? If so, is it possible to read comma separated values? Eg...

Hi, I am using the scan function to read from a file. In general the syntax I am using is as follows: scan("myfile", list(a = "", b="", c="", d=""), sep=",") The file I am trying to read contains a #< in...

Hi all, I am running R1.5.0 on Unix. I fitted a tree model my.tree on some data my.data and the tree has only 2 leaves. Now I have some test data new.data When I run...

Hi all, I am running R1.5.0 under unix. I recently used the function 'predict.tree' to make predictions with a tree object and a dataframe of numeric items. The predict.tree internally, calls a function 'delete.response'. When...

Full_Name: Saket Joshi Version: 1.5.0 OS: Solaris 5.8 Submission from: (NULL) (128.193.38.91) According to the documentation obtained by entering: help.search("gc"), the command gc() forces garbage collection and gives the memory usage...

Hi, I used the lm() function to fit a linear model to a set of items that I got from a file using the read.table() function. The response variable in this case is non-numeric. When I used some...

Hi all, I am running R1.5.0 under Unix. I am repeating my earlier question with a few details added. I have the following tree fitted as the tree object 'my.tree': node), split, n, deviance, yval * denotes terminal...

Hi, I have used the scan() function to read data from a file as follows: x <- scan("myfile", as.list(c(rep("", times = 9), class="", rep("", times = 3))), comment.char="") This reads in all the 13 fields. These 13 fields...

Hi all, I had asked a question a few days ago on this list. I did not receive an answer. Since it was important to me, I looked for the answer in some references but as I am not really...

Hi all, I am using R1.5.0 under Unix, I have a couple of questions here. 1. My program is running out of memory. I am writing a program to grow a list of trees using rpart() on a...

Hi all, I am using R1.5.0 under unix. I have 2 data.frames x and yx. both have the same number of rows. I wrote a function abc to do the following: abc <- function(x, zyx) { x[1...

Hi all, My sincere apologies to all those who could not understand my previous question and so could not answer it. I am not a statistitian and neither have I worked on R for long. So please excuse my naive...

Hi, I tried using 'for' loops and also tried explicit calls to gc() (infact that is how I found out when and how much memory is being allocated and that it is not getting freed). Could this be a bug...