Message-ID: <26508277.post@talk.nabble.com>
Date: 2009-11-25T06:53:11Z
From: Gnanasivam
Subject: binary data
In-Reply-To: <598636.93086.qm@web94506.mail.in2.yahoo.com>
karuna m wrote:
>
> hi,
> I am trying to calculate distance matrices for binary data frame. I am
> using dist.binary in 'ade4' package. This is the code i run and get error
> message as 'missing value where True/False?needed:
> clss <- as.data.frame(cls)
> dist.binary(clss, method = 1, diag = FALSE, upper = FALSE)
> Also, if i convert the factors into numeric(i.e,1&2 in the place of 0&1
> for present/absent data), i get the distance matrices with 0's as
> elements. This is the code i run and get the matrix with all the elements
> as zeros:
> d <- as.data.frame(lapply(cls,as.numeric));
> dist.binary(d, method = 1, diag = FALSE, upper = FALSE)
> Can anybody help me to rectify the error?
> Thanks in advance,
> ?
> Kind regards,
>
>
> Ms.Karunambigai M
> PhD Scholar
> Dept. of Biostatistics
> NIMHANS
> Bangalore
> India
>
>
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