Re: [R] Data visualization: overlay columns of train/test/validation datasets

2014-07-02 Thread Supriya Jain
0 11 #--- Thanks in advance for any help with this, Supriya On Tue, Jul 1, 2014 at 6:42 PM, David Winsemius wrote: > > On Jul 1, 2014, at 3:46 PM, Supriya Jain wrote: > > > Hello, > > > > Given two different datasets (having the same

[R] Data visualization: overlay columns of train/test/validation datasets

2014-07-01 Thread Supriya Jain
Hello, Given two different datasets (having the same number and type of columns, but different observations, as commonly encountered in data-mining as train/test/validation datasets), is it possible to overlay plots (histograms) and compare the different attributes from the separate datasets, in o

[R] "for" loop in R - strange behaviour

2014-01-29 Thread Supriya Jain
Hi, I notice the following from a "for" loop in R, which seems strange to me: When I do this: --- first <- 0 nstep <- 10 N <- 14 while(first < N) { print("---> ") last <- first + nstep if(last > N) last <- N #start <- first+2 for(i in (first+2):last)#