Obrigadão Henrique, It is doing well with big datasets, See you, Diogo André Alagador Portugal
________________________________ From: Henrique Dallazuanna [mailto:[EMAIL PROTECTED] Sent: Mon 22-10-2007 22:48 To: Diogo Alagador Cc: r-help@r-project.org Subject: Re: [R] median value dataframe coming from multiple dataframes Hi, What is your data? I've tested with : df1 <- data.frame(x=rnorm(10), y=rnrom(10)) On 22/10/2007, Diogo Alagador < [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> > wrote: Sorry Henrique But I'm affraid now the result was x y 1 1 2 2 1 2 3 1 2 4 1 2 5 1 2 6 1 2 I think we are very close to the solution. But it isn't this one!!! Where should I look for? Sorry for the inconvenience, Diogo André Alagador Portugal from: Henrique Dallazuanna [mailto: [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> ] Sent: segunda-feira, 22 de Outubro de 2007 21:03 for: Diogo Alagador Cc: r-help@r-project.org Re: [R] median value dataframe coming from multiple dataframes Hi Diogo, teste <- function(x){ if(!is.list(x))stop("A list is needed") df_out <- matrix(0, ncol=ncol(x[[1]]), nrow=nrow(x[[1]])) for(i in 1:ncol(x[[1]])){ df_out[,i] <- apply( do.call("rbind", lapply(x, "[[", i)), 2, median) } return(df_out) } x <- list(df1, df2, df3, df4) teste(x) -- Henrique Dallazuanna Curitiba-Paraná-Brasil 25° 25' 40" S 49° 16' 22" O -- Henrique Dallazuanna Curitiba-Paraná-Brasil 25° 25' 40" S 49° 16' 22" O [[alternative HTML version deleted]]
______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
