i get it.
aposSorted <- apos[order(apos[,620],decreasing=TRUE),]
nodups <- aposSorted[!duplicated(aposSorted[,1]),c(1,620)]
Hi,
have anybody a hint, how i could keep the duplicated with a condition
in a second column,
i.e. maximum in column 620.
nodups <- apos[!duplicated(apos[,1]),c(1,620)]
many thanks
Christian
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______________________________________________
[email protected] mailing list
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.