class NullableNumericFeaturizer[T] extends NumericFeaturizer[T]
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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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clone(): AnyRef
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val
columnName: String
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer → Featurizer
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final
def
eq(arg0: AnyRef): Boolean
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def
equals(arg0: Any): Boolean
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val
featureIdx: Int
Pre-hashed feature index.
Pre-hashed feature index.
- Definition Classes
- NumericFeaturizer
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def
featurize(row: Row, indices: ArrayBuilder[Int], values: ArrayBuilder[Double]): Unit
Featurize a single row.
Featurize a single row.
- row
input row.
- indices
output indices.
- values
output values.
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer → Featurizer
- Note
this interface isn't very Scala idiomatic, but it avoids lots of allocation. Also due to SparseVector limitations we don't support 64bit indices (e.g. indices are signed 32bit ints)
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def
featurize(idx: Int, value: T, indices: ArrayBuilder[Int], values: ArrayBuilder[Double]): Unit
- Definition Classes
- NumericFeaturizer → ElementFeaturizer
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val
fieldIdx: Int
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer → Featurizer
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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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lazy val
hasher: VowpalWabbitMurmurWithPrefix
Initialize hasher that already pre-hashes the column prefix.
Initialize hasher that already pre-hashes the column prefix.
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- Featurizer
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final
def
isInstanceOf[T0]: Boolean
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val
mask: Int
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer
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val
namespaceHash: Int
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer
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final
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ne(arg0: AnyRef): Boolean
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notify(): Unit
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notifyAll(): Unit
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synchronized[T0](arg0: ⇒ T0): T0
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def
toString(): String
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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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val
zero: Numeric[T]
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer