Vector<T>.AggregateBy Method

Definition

Namespace: Numerics.NET
Assembly: Numerics.NET (in Numerics.NET.dll) Version: 9.0.4

Overload List

AggregateBy(IGrouping, TypePreservingAggregatorGroup)	Returns a new vector that aggregates the columns according to the specified grouping.
AggregateBy<U>(IGrouping, Aggregator<T, U>)	Aggregates the vector according to the specified grouping.
AggregateBy<U>(IGrouping, AggregatorGroup<U>)	Returns a new vector that aggregates the columns according to the specified grouping.
AggregateBy<U>(IPivot, Aggregator<T, U>)	Returns a new matrix that aggregates the elements according to the specified pivot grouping.
AggregateBy<U>(IPivot, AggregatorGroup<U>)	Returns a new matrix that aggregates the elements according to the specified pivot grouping.

AggregateBy(IGrouping, TypePreservingAggregatorGroup)

Returns a new vector that aggregates the columns according to the specified grouping.

public Vector<T> AggregateBy(
	IGrouping grouping,
	TypePreservingAggregatorGroup aggregator
)

Visual Basic

Public Function AggregateBy ( 
	grouping As IGrouping,
	aggregator As TypePreservingAggregatorGroup
) As Vector(Of T)

C++/CLI

public:
Vector<T>^ AggregateBy(
	IGrouping^ grouping, 
	TypePreservingAggregatorGroup^ aggregator
)

member AggregateBy : 
        grouping : IGrouping * 
        aggregator : TypePreservingAggregatorGroup -> Vector<'T>

Parameters

grouping IGrouping: The grouping object.
aggregator TypePreservingAggregatorGroup: The aggregator to apply to each group.

Return Value

Vector<T>
A new vector, with rows indexed by the index associated with grouping, and as values the result of applying aggregator to each group.

AggregateBy(IGrouping, Aggregator<T, U>)

Aggregates the vector according to the specified grouping.

public Vector<U> AggregateBy<U>(
	IGrouping grouping,
	Aggregator<T, U> aggregator
)

Visual Basic

Public Function AggregateBy(Of U) ( 
	grouping As IGrouping,
	aggregator As Aggregator(Of T, U)
) As Vector(Of U)

C++/CLI

public:
generic<typename U>
Vector<U>^ AggregateBy(
	IGrouping^ grouping, 
	Aggregator<T, U>^ aggregator
)

member AggregateBy : 
        grouping : IGrouping * 
        aggregator : Aggregator<'T, 'U> -> Vector<'U>

Parameters

grouping IGrouping: An object that specifies the grouping.
aggregator Aggregator<T, U>: An aggregator.

Type Parameters

U: The type of the result of the aggregation.

Return Value

Vector

AggregateBy(IGrouping, AggregatorGroup)

Returns a new vector that aggregates the columns according to the specified grouping.

public Vector<U> AggregateBy<U>(
	IGrouping grouping,
	AggregatorGroup<U> aggregator
)

Visual Basic

Public Function AggregateBy(Of U) ( 
	grouping As IGrouping,
	aggregator As AggregatorGroup(Of U)
) As Vector(Of U)

C++/CLI

public:
generic<typename U>
Vector<U>^ AggregateBy(
	IGrouping^ grouping, 
	AggregatorGroup<U>^ aggregator
)

member AggregateBy : 
        grouping : IGrouping * 
        aggregator : AggregatorGroup<'U> -> Vector<'U>

Parameters

grouping IGrouping: The grouping object.
aggregator AggregatorGroup: The aggregator to apply to each group.

Type Parameters

U: The type of the result of the aggregator.

Return Value

Vector
A new vector, with rows indexed by the index associated with grouping, and as values the result of applying aggregator to each group.

AggregateBy(IPivot, Aggregator<T, U>)

Returns a new matrix that aggregates the elements according to the specified pivot grouping.

public Matrix<U> AggregateBy<U>(
	IPivot pivot,
	Aggregator<T, U> aggregator
)

Visual Basic

Public Function AggregateBy(Of U) ( 
	pivot As IPivot,
	aggregator As Aggregator(Of T, U)
) As Matrix(Of U)

C++/CLI

public:
generic<typename U>
Matrix<U>^ AggregateBy(
	IPivot^ pivot, 
	Aggregator<T, U>^ aggregator
)

member AggregateBy : 
        pivot : IPivot * 
        aggregator : Aggregator<'T, 'U> -> Matrix<'U>

Parameters

pivot IPivot: A pivot grouping.
aggregator Aggregator<T, U>: The aggregator to apply to each group.

Type Parameters

U: The type of the result of the aggregator.

Return Value

Matrix
A new vector, with rows indexed by the index associated with pivot, and as values the result of applying aggregator to each group.

AggregateBy(IPivot, AggregatorGroup)

Returns a new matrix that aggregates the elements according to the specified pivot grouping.

public Matrix<U> AggregateBy<U>(
	IPivot pivot,
	AggregatorGroup<U> aggregator
)

Visual Basic

Public Function AggregateBy(Of U) ( 
	pivot As IPivot,
	aggregator As AggregatorGroup(Of U)
) As Matrix(Of U)

C++/CLI

public:
generic<typename U>
Matrix<U>^ AggregateBy(
	IPivot^ pivot, 
	AggregatorGroup<U>^ aggregator
)

member AggregateBy : 
        pivot : IPivot * 
        aggregator : AggregatorGroup<'U> -> Matrix<'U>

Parameters

pivot IPivot: A pivot grouping.
aggregator AggregatorGroup: The aggregator to apply to each group.

Type Parameters

U: The type of the result of the aggregator.

Return Value

Matrix
A new vector, with rows indexed by the index associated with pivot, and as values the result of applying aggregator to each group.

Vector<T>.AggregateBy Method

Definition

Overload List

AggregateBy(IGrouping, TypePreservingAggregatorGroup)

Parameters

Return Value

AggregateBy<U>(IGrouping, Aggregator<T, U>)

Parameters

Type Parameters

Return Value

AggregateBy<U>(IGrouping, AggregatorGroup<U>)

Parameters

Type Parameters

Return Value

AggregateBy<U>(IPivot, Aggregator<T, U>)

Parameters

Type Parameters

Return Value

AggregateBy<U>(IPivot, AggregatorGroup<U>)

Parameters

Type Parameters

Return Value

See Also

Reference