[R] Attributing values to matrix according to names
Schneider, Manuel
Manuel.Schneider at eawag.ch
Thu Oct 20 17:07:56 CEST 2005
Dear Peter and Uwe
Thanks for your suggestions.
However,
> data[names(count),1,1] <- count[names(count)]
Still gives the indexing problem, guess because not all element of count can be found in data.
Found a way round this by
> temp<-rep(NA, times=as.numeric(names(count[length(count)])))
> temp[as.numeric(names(count))]<-count
> rwname<-rownames(data)
> for (i in 1:dim(data)[1]) data[i,1,1]<-temp[as.numeric(rwname[i])]
What works for me but I am convinced there is a far more elegant way.
Kind regards
Manuel
-----Original Message-----
From: pd at pubhealth.ku.dk [mailto:pd at pubhealth.ku.dk] On Behalf Of Peter Dalgaard
Sent: Thursday, October 20, 2005 4:29 PM
To: Schneider, Manuel
Cc: r-help at stat.math.ethz.ch
Subject: Re: [R] Attributing values to matrix according to names
"Schneider, Manuel" <Manuel.Schneider at eawag.ch> writes:
> > data["10014",1,1]<-count["10014"]
> works but
>
> > data["names(count)",1,1]<-count["names(count)"]
> Fails with Error: indexing outside limits.
Well, you don't have a row named "names(count)" now do you? Try
dropping the quotes.
--
O__ ---- Peter Dalgaard Øster Farimagsgade 5, Entr.B
c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K
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~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907
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