OpasnetUtils/Dropall: Difference between revisions

Latest revision as of 13:32, 16 August 2012

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dropall pudottaa data.framesta pois kaikki faktorien sellaiset levelit, joita ei käytetä.

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 [[Category:Opasnet]]
 [[Category:R tools]]
+[[Category:OpasnetUtils]]
 {{method|moderator=|stub=Yes}}
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 dropall pudottaa data.framesta pois kaikki faktorien sellaiset levelit, joita ei käytetä.
-parametrit: x = data.frame
+==Parameters==
+* x = data.frame
 ==Code==
-<rcode
-	name="answer"
-	label="Initiate functions"
-	graphics="1"
->
-library(OpasnetBaseUtils)
-library(xtable)
-n <- 5
+https://www.opasnet.org/svn/opasnet_utils/trunk/R/DropAll.r
-# DROPALL #####################################
-## dropall pudottaa data.framesta pois kaikki faktorien sellaiset levelit, joita ei käytetä.
-## parametrit: x = data.frame
-dropall <- function(x){
-	isFac <- NULL
-	for (i in 1:dim(x)[2]){
-		isFac[i] = is.factor(x[ , i])
-	}
-	for (i in 1:length(isFac)){
-		x[, i] <- x[, i][ , drop = TRUE]
-	}
-	return(x)
-}
-</rcode>
 ==See also==
@@ Line 40: / Line 19: @@
 * [[Object-oriented programming in Opasnet]]
 * [[Opasnet (R library)]]
-* [[Decision]]