Class RSquaredMetric
java.lang.Object
org.elasticsearch.client.ml.dataframe.evaluation.regression.RSquaredMetric
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EvaluationMetric,org.elasticsearch.common.xcontent.ToXContent,org.elasticsearch.common.xcontent.ToXContentObject
public class RSquaredMetric extends java.lang.Object implements EvaluationMetric
Calculates R-Squared between two known numerical fields.
equation: mse = 1 - SSres/SStot
such that,
SSres = Σ(y - y´)^2
SStot = Σ(y - y_mean)^2
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Nested Class Summary
Nested Classes Modifier and Type Class Description static classRSquaredMetric.Result -
Field Summary
Fields Modifier and Type Field Description static java.lang.StringNAME -
Constructor Summary
Constructors Constructor Description RSquaredMetric() -
Method Summary
Modifier and Type Method Description booleanequals(java.lang.Object o)static RSquaredMetricfromXContent(org.elasticsearch.common.xcontent.XContentParser parser)java.lang.StringgetName()Returns the name of the metricinthashCode()org.elasticsearch.common.xcontent.XContentBuildertoXContent(org.elasticsearch.common.xcontent.XContentBuilder builder, org.elasticsearch.common.xcontent.ToXContent.Params params)
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Field Details
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NAME
public static final java.lang.String NAME- See Also:
- Constant Field Values
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Constructor Details
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RSquaredMetric
public RSquaredMetric()
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Method Details
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fromXContent
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getName
public java.lang.String getName()Description copied from interface:EvaluationMetricReturns the name of the metric- Specified by:
getNamein interfaceEvaluationMetric
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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:
toXContentin interfaceorg.elasticsearch.common.xcontent.ToXContent- Throws:
java.io.IOException
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equals
public boolean equals(java.lang.Object o)- Overrides:
equalsin classjava.lang.Object
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hashCode
public int hashCode()- Overrides:
hashCodein classjava.lang.Object
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