class NullableNumericFeaturizer[T] extends NumericFeaturizer[T]
Linear Supertypes
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Inherited
- NullableNumericFeaturizer
- NumericFeaturizer
- ElementFeaturizer
- Featurizer
- Serializable
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Instance Constructors
Value Members
-
val
columnName: String
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer → Featurizer
-
val
featureIdx: Int
Pre-hashed feature index.
Pre-hashed feature index.
- Definition Classes
- NumericFeaturizer
-
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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val
mask: Int
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer
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val
namespaceHash: Int
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer
-
val
zero: Numeric[T]
- Definition Classes
- NullableNumericFeaturizer → NumericFeaturizer