Package org.elasticsearch.client.ml.dataframe.evaluation.regression

Class HuberMetric

java.lang.Object
org.elasticsearch.client.ml.dataframe.evaluation.regression.HuberMetric
All Implemented Interfaces:
EvaluationMetric, org.elasticsearch.common.xcontent.ToXContent, org.elasticsearch.common.xcontent.ToXContentObject
public class HuberMetric
extends java.lang.Object
implements EvaluationMetric
Calculates the pseudo Huber loss function. equation: huber = 1/n * Σ(δ^2 * sqrt(1 + a^2 / δ^2) - 1) where: a = y - y´ δ - parameter that controls the steepness

  • Nested Class Summary

    Nested Classes 
    Modifier and Type Class Description
    static class  HuberMetric.Result  

    Nested classes/interfaces inherited from interface org.elasticsearch.common.xcontent.ToXContent

    org.elasticsearch.common.xcontent.ToXContent.DelegatingMapParams, org.elasticsearch.common.xcontent.ToXContent.MapParams, org.elasticsearch.common.xcontent.ToXContent.Params

  • Field Summary

    Fields 
    Modifier and Type Field Description
    static org.elasticsearch.common.ParseField DELTA  
    static java.lang.String NAME  

    Fields inherited from interface org.elasticsearch.common.xcontent.ToXContent

    EMPTY_PARAMS

  • Constructor Summary

    Constructors 
    Constructor Description
    HuberMetric​(java.lang.Double delta)  

  • Method Summary

    Modifier and Type Method Description
    boolean equals​(java.lang.Object o)  
    static HuberMetric fromXContent​(org.elasticsearch.common.xcontent.XContentParser parser)  
    java.lang.String getName()
    Returns the name of the metric
    int hashCode()  
    org.elasticsearch.common.xcontent.XContentBuilder toXContent​(org.elasticsearch.common.xcontent.XContentBuilder builder, org.elasticsearch.common.xcontent.ToXContent.Params params)  

    Methods inherited from class java.lang.Object

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

    Methods inherited from interface org.elasticsearch.common.xcontent.ToXContentObject

    isFragment

  • Field Details

    • NAME

      public static final java.lang.String NAME

    • DELTA

      public static final org.elasticsearch.common.ParseField DELTA

  • Constructor Details

    • HuberMetric

      public HuberMetric​(@Nullable java.lang.Double delta)

  • Method Details

    • fromXContent

      public static HuberMetric fromXContent​(org.elasticsearch.common.xcontent.XContentParser parser)

    • getName

      public java.lang.String getName()
      Description copied from interface: EvaluationMetric
      Returns the name of the metric
      Specified by:
      getName in interface EvaluationMetric

    • toXContent

      public org.elasticsearch.common.xcontent.XContentBuilder toXContent​(org.elasticsearch.common.xcontent.XContentBuilder builder, org.elasticsearch.common.xcontent.ToXContent.Params params) throws java.io.IOException
      Specified by:
      toXContent in interface org.elasticsearch.common.xcontent.ToXContent
      Throws:
      java.io.IOException

    • equals

      public boolean equals​(java.lang.Object o)
      Overrides:
      equals in class java.lang.Object

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class java.lang.Object