sig
type c45_data = Oc45.IntOc45.data
type c45_category = Oc45.IntOc45.category
type c45_trainSet = Oc45.IntOc45.trainSet
type randomForest
val classify : randomForest -> c45_data -> c45_category
val genRandomForest : int -> c45_trainSet -> randomForest
end