ImmutableCategoricalAttribute
class ImmutableCategoricalAttribute(val validValues: Array[Any], val invalidValues: Set[Any], val missingValues: Set[Any], val labels: Map[Any, String]) extends CategoricalAttribute
class CategoricalAttribute
trait Attribute
trait Serializable
trait ValueIndexer
trait HasIntervals
trait HasValidValues
trait HasInvalidValues
trait HasMissingValues
trait HasLabels
class Object
trait Matchable
class Any