Class RSquaredMetric
java.lang.Object
org.elasticsearch.client.ml.dataframe.evaluation.regression.RSquaredMetric
- All Implemented Interfaces:
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 class
RSquaredMetric.Result
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Field Summary
Fields Modifier and Type Field Description static java.lang.String
NAME
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Constructor Summary
Constructors Constructor Description RSquaredMetric()
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Method Summary
Modifier and Type Method Description boolean
equals(java.lang.Object o)
static RSquaredMetric
fromXContent(org.elasticsearch.common.xcontent.XContentParser parser)
java.lang.String
getName()
Returns the name of the metricint
hashCode()
org.elasticsearch.common.xcontent.XContentBuilder
toXContent(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:EvaluationMetric
Returns the name of the metric- Specified by:
getName
in 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:
toXContent
in interfaceorg.elasticsearch.common.xcontent.ToXContent
- Throws:
java.io.IOException
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equals
public boolean equals(java.lang.Object o)- Overrides:
equals
in classjava.lang.Object
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hashCode
public int hashCode()- Overrides:
hashCode
in classjava.lang.Object
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