j'ai un problème ici :
Code : Tout sélectionner
library(evtree)
library(class)
data("StatlogHeart")
train.x <- StatlogHeart[,-14]
cl <- StatlogHeart[,14]
model <- knn.cv(train.x, cl, k = 3, prob = FALSE)
Code : Tout sélectionner
> model <- knn.cv(train.x, cl, k = 3, prob = FALSE)
Error in knn.cv(train.x, cl, k = 3, prob = FALSE) :
NA/NaN/Inf in foreign function call (arg 6)
In addition: Warning messages:
1: In knn.cv(train.x, cl, k = 3, prob = FALSE) :
NAs introduced by coercion
2: In knn.cv(train.x, cl, k = 3, prob = FALSE) :
NAs introduced by coercion
ps:
#StatlogHeart[,c(1,4,5,7,8,10,12)] >>numeric
#StatlogHeart[,c(2,3,6,9,11,13)] >> character