« Late Summer Reading | Main | Because it's Friday: Correcting the academic record »

August 28, 2009

TrackBack

TrackBack URL for this entry:
http://www.typepad.com/services/trackback/6a010534b1db25970b0120a57e86b5970c

Listed below are links to weblogs that reference plyr: "group by" for R data:

Comments

Feed You can follow this conversation by subscribing to the comment feed for this post.

And I'm hoping one day soon that plyr will be powered by foreach and the iterators package so tasks can easily spread across multiple cores or machines.

I wonder how this relates to using cast from the reshape package. I find it quite useful for doing "group by"-like operations in R. It has a bit of a learning curve though.

The comments to this entry are closed.


R for the Enterprise

Got comments or suggestions for the blog editor?
Email David Smith.
Follow revodavid on Twitter Follow David on Twitter: @revodavid

Search Revolutions Blog