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    • Accumulator Class
    • Aggregator(T, U) Class
    • Aggregator2(T, U) Class
    • Aggregator2Group Class
    • Aggregator2Group(T) Class
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    • DataFrame(R, C) Class
    • DataFrameRow(R, C) Class
    • DateTimeExtensions Class
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    • Grouping Class
    • Grouping(TKey) Class
    • Histogram Class
    • Histogram(T) Class
    • IAccumulator(T, U) Interface
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    • IAggregator Interface
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  • Grouping Class
    • Methods
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    • ByQuantile Method Overloads
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  • Window Method Overloads
    • Window Method (Int32, Int32, Int32, Boolean, Int32)
    • Window Method (IIndex, Int32, Int32, Boolean, Int32)
    • Window(T) Method (Index(T), Int32, Int32, Boolean, Int32)
  • Window Method (Int32, Int32, Int32, Boolean, Int32)
GroupingWindow Method (Int32, Int32, Int32, Boolean, Int32)Extreme Optimization Numerical Libraries for .NET Professional
Constructs a grouping that represents a moving window of fixed length.

Namespace: Extreme.DataAnalysis
Assembly: Extreme.Numerics.Net40 (in Extreme.Numerics.Net40.dll) Version: 6.0.16073.0 (6.0.16312.0)
Syntax

C#
VB
C++
F#
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public static Grouping<long> Window(
	int length,
	int size,
	int offset = -1,
	bool includePartialWindows = false,
	int minCount = 0
)
Public Shared Function Window ( 
	length As Integer,
	size As Integer,
	Optional offset As Integer = -1,
	Optional includePartialWindows As Boolean = false,
	Optional minCount As Integer = 0
) As Grouping(Of Long)
public:
static Grouping<long long>^ Window(
	int length, 
	int size, 
	int offset = -1, 
	bool includePartialWindows = false, 
	int minCount = 0
)
static member Window : 
        length : int * 
        size : int * 
        ?offset : int * 
        ?includePartialWindows : bool * 
        ?minCount : int 
(* Defaults:
        let _offset = defaultArg offset -1
        let _includePartialWindows = defaultArg includePartialWindows false
        let _minCount = defaultArg minCount 0
*)
-> Grouping<int64> 

Parameters

length
Type: SystemInt32
The total length of the data to group on.
size
Type: SystemInt32
The size of the window. Must be greater than zero.
offset (Optional)
Type: SystemInt32
(Optional.) The offset from the start of the window of the key that is used to represent the group in the grouping's index. The default is -1, which indicates the last item in the interval.
includePartialWindows (Optional)
Type: SystemBoolean
Indicates whether windows at the boundaries that are smaller than size should be evaluated.
minCount (Optional)
Type: SystemInt32
(Optional.) The minimum number of observations required for aggregations over a window to have a value. The default is 0.

Return Value

Type: GroupingInt64
A grouping object that represents the moving window.
Exceptions

ExceptionCondition
ArgumentOutOfRangeException

size is less than or equal to zero.

Version Information

Numerical Libraries

Supported in: 6.0
See Also

Reference

Grouping Class
Window Overload
Extreme.DataAnalysis Namespace

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