-project.org; Biau David djmb...@yahoo.fr
Envoyé le : Vendredi 11 janvier 2013 18h54
Objet : Re: [R] count combined occurrences of categories
On Jan 11, 2013, at 9:47 AM, arun wrote:
HI David,
I get different results with dcast()
library(reshape2)
dcast(melt(tutu,nam),nam~value,length
Dear all,
i would like to count the number of times where I have combined occurrences of
the categories of 2 variables.
For instance, in the dataframe below, i would like to know how many times each
author (au1, au2, au3 represent the first, second, third author) is associated
with each of
Regards
Petr
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-bounces@r-
project.org] On Behalf Of Biau David
Sent: Friday, January 11, 2013 11:55 AM
To: r help list
Subject: [R] count combined occurrences of categories
Dear all,
i would like to count the number
Hello,
Maybe you can try something like that:
count.au1 - tapply(tutu$au1, tutu$nam, table)
count.au2 - tapply(tutu$au2, tutu$nam, table)
count.au3 - tapply(tutu$au3, tutu$nam, table)
HTH,
Pascal
Le 11/01/2013 19:54, Biau David a écrit :
Dear all,
i would like to count the number of times
On Jan 11, 2013, at 2:54 AM, Biau David wrote:
Dear all,
i would like to count the number of times where I have combined
occurrences of the categories of 2 variables.
For instance, in the dataframe below, i would like to know how many
times each author (au1, au2, au3 represent the
Subject: Re: [R] count combined occurrences of categories
On Jan 11, 2013, at 2:54 AM, Biau David wrote:
Dear all,
i would like to count the number of times where I have combined
occurrences of the categories of 2 variables.
For instance, in the dataframe below, i would like to know how many
...@yahoo.fr
To: r help list r-help@r-project.org
Cc:
Sent: Friday, January 11, 2013 5:54 AM
Subject: [R] count combined occurrences of categories
Dear all,
i would like to count the number of times where I have combined occurrences of
the categories of 2 variables.
For instance
: David Winsemius dwinsem...@comcast.net
To: Biau David djmb...@yahoo.fr
Cc: r help list r-help@r-project.org
Sent: Friday, January 11, 2013 12:20 PM
Subject: Re: [R] count combined occurrences of categories
On Jan 11, 2013, at 2:54 AM, Biau David wrote:
Dear all,
i would like to count
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