casacore::TableExprGroupStdDevsArrayDouble Class Reference

Aggregate class determining the standard devation of array values in a group. More...

#include <ExprGroupAggrFuncArray.h>

Inheritance diagram for casacore::TableExprGroupStdDevsArrayDouble:

List of all members.

Public Member Functions
	TableExprGroupStdDevsArrayDouble (TableExprNodeRep *node)
virtual	~TableExprGroupStdDevsArrayDouble ()
virtual void	finish ()
	If needed, finish the aggregation.

---

Detailed Description

Aggregate class determining the standard devation of array values in a group.

Intended use:

Internal

Review Status

Test programs:

tExprGroup

Synopsis

Aggregate class determining the standard deviation of array values in a group. It uses a running algorithm (see en.wikipedia.org/wiki/Algorithms_for_calculating_variance)

Definition at line 769 of file ExprGroupAggrFuncArray.h.

---

Constructor & Destructor Documentation

casacore::TableExprGroupStdDevsArrayDouble::TableExprGroupStdDevsArrayDouble

(

TableExprNodeRep *

node

)

virtual casacore::TableExprGroupStdDevsArrayDouble::~TableExprGroupStdDevsArrayDouble

(

)

[virtual]

---

Member Function Documentation

virtual void casacore::TableExprGroupStdDevsArrayDouble::finish

(

)

[virtual]

If needed, finish the aggregation.

By default nothing is done.

Reimplemented from casacore::TableExprGroupVariancesArrayDouble.

---

The documentation for this class was generated from the following file:

• casacore/tables/TaQL/ExprGroupAggrFuncArray.h