sealed abstract class Attribute extends Serializable
Abstract class for ML attributes.
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Abstract Value Members
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abstract
def
attrType: AttributeType
Attribute type.
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abstract
def
index: Option[Int]
Index of the attribute.
Index of the attribute. None if it is not set.
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abstract
def
isNominal: Boolean
Tests whether this attribute is nominal, true for NominalAttribute and BinaryAttribute.
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abstract
def
isNumeric: Boolean
Tests whether this attribute is numeric, true for NumericAttribute and BinaryAttribute.
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abstract
def
name: Option[String]
Name of the attribute.
Name of the attribute. None if it is not set.
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abstract
def
withIndex(index: Int): Attribute
Copy with a new index.
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abstract
def
withName(name: String): Attribute
Copy with a new name.
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abstract
def
withoutIndex: Attribute
Copy without the index.
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abstract
def
withoutName: Attribute
Copy without the name.
Concrete Value Members
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final
def
!=(arg0: Any): Boolean
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final
def
##(): Int
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final
def
==(arg0: Any): Boolean
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final
def
asInstanceOf[T0]: T0
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def
clone(): AnyRef
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final
def
eq(arg0: AnyRef): Boolean
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def
equals(arg0: Any): Boolean
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def
finalize(): Unit
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final
def
getClass(): Class[_]
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def
hashCode(): Int
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final
def
isInstanceOf[T0]: Boolean
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final
def
ne(arg0: AnyRef): Boolean
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final
def
notify(): Unit
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final
def
notifyAll(): Unit
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final
def
synchronized[T0](arg0: ⇒ T0): T0
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def
toMetadata(): Metadata
Converts to ML metadata
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def
toMetadata(existingMetadata: Metadata): Metadata
Converts to ML metadata with some existing metadata.
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def
toString(): String
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def
toStructField(): StructField
Converts to a
StructField
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def
toStructField(existingMetadata: Metadata): StructField
Converts to a
StructField
with some existing metadata.Converts to a
StructField
with some existing metadata.- existingMetadata
existing metadata to carry over
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final
def
wait(): Unit
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final
def
wait(arg0: Long, arg1: Int): Unit
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final
def
wait(arg0: Long): Unit
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