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    • Accumulator(T, U) Class
    • Aggregator(T, U) Class
    • Aggregator2(T, U) Class
    • Aggregator2Group Class
    • Aggregator2Group(T) Class
    • AggregatorGroup Class
    • AggregatorGroup(T) Class
    • Aggregators Class
    • BoundaryIntervalBehavior Enumeration
    • CategoricalEncoding Class
    • DataFrame Class
    • DataFrame(R, C) Class
    • DataFrameRow(R, C) Class
    • DateTimeExtensions Class
    • DateTimeUnit Enumeration
    • Direction Enumeration
    • Grouping Class
    • Grouping(TKey) Class
    • Histogram Class
    • Histogram(T) Class
    • IAccumulator(T, U) Interface
    • IAccumulator2(T, U) Interface
    • IAccumulator2(T, U, V) Interface
    • IAggregator Interface
    • IAggregator(T) Interface
    • IAggregator2 Interface
    • IAggregator2(T) Interface
    • IDataFrame Interface
    • IGrouping Interface
    • IIndex Interface
    • Index Class
    • Index(T) Class
    • IntervalIndex(T) Class
    • IPivot Interface
    • JoinIndex Class
    • JoinType Enumeration
    • MissingValueAction Enumeration
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    • Parameter(T) Class
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    • Subset Class
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  • Grouping(TKey) Class
    • Grouping(TKey) Constructor
    • Properties
    • Methods
  • Methods
    • AggregateInto Method Overloads
    • As(T) Method
    • GetCounts Method
    • GetIndexes Method
  • AggregateInto Method Overloads
    • AggregateInto(T, U) Method (Vector(T), Aggregator(T, U), Vector(U))
    • AggregateInto(T, U) Method (Vector(T), Vector(T), Aggregator2(T, U), Vector(U))
  • AggregateInto(T, U) Method (Vector(T), Aggregator(T, U), Vector(U))

GroupingTKeyAggregateIntoT, U Method (VectorT, AggregatorT, U, VectorU)

Extreme Optimization Numerical Libraries for .NET Professional
Aggregates the specified vector over each group and returns the result.

Namespace:  Extreme.DataAnalysis
Assembly:  Extreme.Numerics (in Extreme.Numerics.dll) Version: 8.1.1
Syntax

C#
VB
C++
F#
Copy
public virtual Vector<U> AggregateInto<T, U>(
	Vector<T> values,
	Aggregator<T, U> aggregator,
	Vector<U> result
)
Public Overridable Function AggregateInto(Of T, U) ( 
	values As Vector(Of T),
	aggregator As Aggregator(Of T, U),
	result As Vector(Of U)
) As Vector(Of U)
public:
generic<typename T, typename U>
virtual Vector<U>^ AggregateInto(
	Vector<T>^ values, 
	Aggregator<T, U>^ aggregator, 
	Vector<U>^ result
)
abstract AggregateInto : 
        values : Vector<'T> * 
        aggregator : Aggregator<'T, 'U> * 
        result : Vector<'U> -> Vector<'U> 
override AggregateInto : 
        values : Vector<'T> * 
        aggregator : Aggregator<'T, 'U> * 
        result : Vector<'U> -> Vector<'U> 

Parameters

values
Type: Extreme.MathematicsVectorT
A vector.
aggregator
Type: Extreme.DataAnalysisAggregatorT, U
The aggregator to apply to each group.
result
Type: Extreme.MathematicsVectorU
The vector that is to hold the result of the aggregation. May be .

Type Parameters

T
The element type of the input vector.
U
The type of the result of the aggregation.

Return Value

Type: VectorU

Implements

IGroupingAggregateIntoT, U(VectorT, AggregatorT, U, VectorU)
Exceptions

ExceptionCondition
ArgumentNullException

values is

-or-

aggregator is

DimensionMismatchException

The length of result is less than the number of groups.

See Also

Reference

GroupingTKey Class
AggregateInto Overload
Extreme.DataAnalysis Namespace

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