Message-ID: <4E3C14A9.8000801@gmail.com>
Date: 2011-08-05T16:04:57Z
From: Duncan Murdoch
Subject: question
In-Reply-To: <188AD193-07E4-4619-981B-7AEA8CCE8590@yahoo.es>
On 05/08/2011 10:46 AM, Angel Valverde Portal wrote:
> Hi everybody,
>
> How can I transform a 0/1 matrix into a TRUE/FALSE matrix, and vice versa?
If A is your matrix, and you really want 0 to be TRUE (a little
weird...), just use
A == 0
and you get a logical matrix. To go the other way, as.numeric will
convert TRUE to 1 and FALSE to 0; if you don't want that, pre- or
post-process.
Duncan Murdoch