VectorizerUtils

Value Members

1. final def !=(arg0: Any): Boolean

   

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2. final def ##(): Int

   

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3. final def ==(arg0: Any): Boolean

   

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4. final def asInstanceOf[T0]: T0

   

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5. def clone(): AnyRef

   

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6. final def eq(arg0: AnyRef): Boolean

   

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7. def equals(arg0: Any): Boolean

   

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8. def finalize(): Unit

   

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9. final def getClass(): Class[_]

   

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10. final def isInstanceOf[T0]: Boolean

    

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11. def makeSparseVector(seq: Seq[(Int, Double)]): Vector

    

    Function to convert sequences of (Index, Value) tuples into a compressed sparse vector

    Function to convert sequences of (Index, Value) tuples into a compressed sparse vector

    seq

    Input sequence containing tuples of indicies and values

    returns

    the vector representation of those values

12. final def ne(arg0: AnyRef): Boolean

    

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13. def nextIndex(seq: Seq[(Int, Double)]): Int

    

    Function to reindex a sequence of vectorized categoricals or maps when flattening

    Function to reindex a sequence of vectorized categoricals or maps when flattening

    seq

    sequence of all previous vectorized values

    returns

    next index for concatenating the sequence

14. final def notify(): Unit

    

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15. final def notifyAll(): Unit

    

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16. def oneHot(pos: Int, size: Int): Array[Double]

    

    Create a one-hot vector

    Create a one-hot vector

    pos

    position to put 1.0 in the vector

    size

    size of the one-hot vector

    returns

    one-hot vector with 1.0 in position value

17. def reindex(seq: Seq[Seq[(Int, Double)]]): Seq[(Int, Double)]

    

    Function to flatten sequences of (Index, Value) tuples and reindex them sequentially Example: > reindex(Seq(Seq((0,2.0), (1,1.0)), Seq((0,2.0), (5,1.0)))) res: Seq((0,2.0), (1,1.0), (2,2.0), (7,1.0))

    Function to flatten sequences of (Index, Value) tuples and reindex them sequentially Example: > reindex(Seq(Seq((0,2.0), (1,1.0)), Seq((0,2.0), (5,1.0)))) res: Seq((0,2.0), (1,1.0), (2,2.0), (7,1.0))

    seq

    sequence to flatten

    returns

    flattened and reindex values

18. final def synchronized[T0](arg0: ⇒ T0): T0

    

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19. final def wait(): Unit

    

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20. final def wait(arg0: Long, arg1: Int): Unit

    

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21. final def wait(arg0: Long): Unit

    

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