[R] efficiently replacing values in a matrix

Rolf Turner r.turner at auckland.ac.nz
Wed Apr 16 23:39:05 CEST 2008


On 17/04/2008, at 9:33 AM, Charles C. Berry wrote:

	<snip>

> I'll lay odds that Matthew's 'matrix' is actually a data.frame, and  
> I'll not be surprised if the columns are factors.

	<snip>

I suspect that you're right.

***Why*** can't people distinguish between data frames and matrices?
If they were the same <expletive deleted> thing, there wouldn't be two
different terms for them, would there?

	cheers,

		Rolf Turner

######################################################################
Attention:\ This e-mail message is privileged and confid...{{dropped:9}}



More information about the R-help mailing list