Re: [R] Histogram Principal component analysis in R

2010-07-08 Thread Tal Galili
Hello Dhiman , I have never tried doing it on such data, so I am not sure how this methodology applies or what covets it may hold. However, R wise, it sounds to me like simply reusing the code here: http://www.statmethods.net/advstats/factor.html Would do the trick. p.s: you wrote "It would be g

[R] Histogram Principal component analysis in R

2010-07-08 Thread DHIMAN BHADRA
Hi, I am trying to do a Principal component analysis on histogram data. Basically, I have a group of subjects and for each of them, I have a column of bin-counts (vis-a-vis intervals) and a corresponding column of frequencies (or normalized frequencies). The bin counts are the same for all the sub