org.elasticsearch.search.aggregations.matrix.stats

Interface MatrixStats

All Superinterfaces:

Aggregation, ToXContent

All Known Implementing Classes:

InternalMatrixStats, ParsedMatrixStats

public interface MatrixStats
extends Aggregation

Interface for MatrixStats Metric Aggregation

Nested Class Summary

Nested classes/interfaces inherited from interface org.elasticsearch.search.aggregations.Aggregation

Aggregation.CommonFields

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

ToXContent.DelegatingMapParams, ToXContent.MapParams, ToXContent.Params

Field Summary

Fields inherited from interface org.elasticsearch.search.aggregations.Aggregation

TYPED_KEYS_DELIMITER

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

EMPTY_PARAMS

Method Summary

Modifier and Type	Method and Description
double	getCorrelation(java.lang.String fieldX, java.lang.String fieldY) return the correlation coefficient of field x and field y
double	getCovariance(java.lang.String fieldX, java.lang.String fieldY) return the covariance between field x and field y
long	getDocCount() return the total document count
long	getFieldCount(java.lang.String field) return total field count (differs from docCount if there are missing values)
double	getKurtosis(java.lang.String field) return the kurtosis of the distribution
double	getMean(java.lang.String field) return the field mean
double	getSkewness(java.lang.String field) return the skewness of the distribution
double	getVariance(java.lang.String field) return the field variance

Methods inherited from interface org.elasticsearch.search.aggregations.Aggregation

getMetaData, getName, getType

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

isFragment, toXContent

Method Detail

getDocCount

long getDocCount()

return the total document count

getFieldCount

long getFieldCount(java.lang.String field)

return total field count (differs from docCount if there are missing values)

getMean

double getMean(java.lang.String field)

return the field mean

getVariance

double getVariance(java.lang.String field)

return the field variance

getSkewness

double getSkewness(java.lang.String field)

return the skewness of the distribution

getKurtosis

double getKurtosis(java.lang.String field)

return the kurtosis of the distribution

getCovariance

double getCovariance(java.lang.String fieldX,
                     java.lang.String fieldY)

return the covariance between field x and field y

getCorrelation

double getCorrelation(java.lang.String fieldX,
                      java.lang.String fieldY)

return the correlation coefficient of field x and field y