public class StandardDeviationAggregator extends AggregatorNode
GroupingExpression
. It evaluates to population standard deviation
of the values that the contained expression evaluated to over all the inputs.Constructor and Description |
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StandardDeviationAggregator(GroupingExpression expression)
Constructs a new instance of this class.
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Modifier and Type | Method and Description |
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StandardDeviationAggregator |
copy()
Returns a deep copy of this
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getExpression, resolveLevel, visit
asImage, asString, getLevel, getLevelOrNull, setLabel
getImage, getLabel, toString
public StandardDeviationAggregator(GroupingExpression expression)
expression
- the expression to aggregate on.public StandardDeviationAggregator copy()
GroupingExpression
copy
in class GroupingExpression
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