Class NaNTransformers.ExcludeNaNTransformer

java.lang.Object
org.apache.commons.statistics.descriptive.NaNTransformers.ExcludeNaNTransformer
All Implemented Interfaces:
NaNTransformer
Enclosing class:
NaNTransformers
private static final class NaNTransformers.ExcludeNaNTransformer extends Object implements NaNTransformer
A transformer that moves NaN to the upper end of the array.
Since:
1.1

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    private final boolean
    copy
    Set to true to use a copy of the data.

  • Constructor Summary

    Constructors
    Constructor
    Description
    ExcludeNaNTransformer(boolean copy)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    double[]
    apply(double[] data, int[] bounds)
    Pre-process the data for partitioning.

    Methods inherited from class Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Field Details

    • copy

      private final boolean copy
      Set to true to use a copy of the data.

  • Constructor Details

    • ExcludeNaNTransformer

      ExcludeNaNTransformer(boolean copy)
      Parameters:
      copy - Set to true to use a copy of the data.

  • Method Details

    • apply

      public double[] apply(double[] data, int[] bounds)
      Description copied from interface: NaNTransformer
      Pre-process the data for partitioning.

      This method will scan all the data and apply processing to NaN values.

      The method will return:

      • An array to partition; this may be a copy.
      • The size of the data; this can be smaller than the input array length if the transformer is configured to exclude NaN values.
      Specified by:
      apply in interface NaNTransformer
      Parameters:
      data - Data.
      bounds - [size].
      Returns:
      pre-processed data (may be a copy)