Class HuberMetric
java.lang.Object
org.elasticsearch.client.ml.dataframe.evaluation.regression.HuberMetric
- All Implemented Interfaces:
EvaluationMetric
,org.elasticsearch.xcontent.ToXContent
,org.elasticsearch.xcontent.ToXContentObject
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
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Nested Class Summary
Nested classes/interfaces inherited from interface org.elasticsearch.xcontent.ToXContent
org.elasticsearch.xcontent.ToXContent.DelegatingMapParams, org.elasticsearch.xcontent.ToXContent.MapParams, org.elasticsearch.xcontent.ToXContent.Params
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Field Summary
Modifier and TypeFieldDescriptionstatic final org.elasticsearch.xcontent.ParseField
static final String
Fields inherited from interface org.elasticsearch.xcontent.ToXContent
EMPTY_PARAMS
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionboolean
static HuberMetric
fromXContent
(org.elasticsearch.xcontent.XContentParser parser) getName()
Returns the name of the metricint
hashCode()
org.elasticsearch.xcontent.XContentBuilder
toXContent
(org.elasticsearch.xcontent.XContentBuilder builder, org.elasticsearch.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.xcontent.ToXContentObject
isFragment
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Field Details
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NAME
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DELTA
public static final org.elasticsearch.xcontent.ParseField DELTA
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Constructor Details
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HuberMetric
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Method Details
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fromXContent
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getName
Description copied from interface:EvaluationMetric
Returns the name of the metric- Specified by:
getName
in interfaceEvaluationMetric
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toXContent
public org.elasticsearch.xcontent.XContentBuilder toXContent(org.elasticsearch.xcontent.XContentBuilder builder, org.elasticsearch.xcontent.ToXContent.Params params) throws IOException - Specified by:
toXContent
in interfaceorg.elasticsearch.xcontent.ToXContent
- Throws:
IOException
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equals
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hashCode
public int hashCode()
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