org.knime.base.node.preproc.groupby.aggregation
Class NumericOperators.StdDeviationOperator
java.lang.Object
org.knime.base.node.preproc.groupby.aggregation.AggregationOperator
org.knime.base.node.preproc.groupby.aggregation.NumericOperators.VarianceOperator
org.knime.base.node.preproc.groupby.aggregation.NumericOperators.StdDeviationOperator
- Enclosing class:
- NumericOperators
final class NumericOperators.StdDeviationOperator
- extends NumericOperators.VarianceOperator
Returns the standard deviation per group.
- Author:
- Tobias Koetter, University of Konstanz
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
NumericOperators.StdDeviationOperator
NumericOperators.StdDeviationOperator(int maxUniqueValues)
- Constructor for class StdDeviationOperator.
- Parameters:
maxUniqueValues
- the maximum number of unique values
createInstance
public AggregationOperator createInstance(DataColumnSpec origColSpec,
int maxUniqueValues)
- Creates a new instance of this operator.
- Overrides:
createInstance
in class NumericOperators.VarianceOperator
- Parameters:
origColSpec
- the DataColumnSpec
of the original columnmaxUniqueValues
- the maximum number of unique values
- Returns:
- a new instance of this operator
getResultInternal
protected DataCell getResultInternal()
-
- Overrides:
getResultInternal
in class NumericOperators.VarianceOperator
- Returns:
- the result
DataCell
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