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ISetWindowFieldsPartitionExtensionsCovarianceSampleTInput Method (ISetWindowFieldsPartitionTInput, FuncTInput, Double, FuncTInput, Double, SetWindowFieldsWindow)

Returns the sample covariance of two numeric expressions that are evaluated using documents in the partition window.

Namespace:  MongoDB.Driver.Linq
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.21.0+5a9c3311e158910b88195f290e6d4b1b2715d2b2
Syntax
public static double CovarianceSample<TInput>(
	this ISetWindowFieldsPartition<TInput> partition,
	Func<TInput, double> selector1,
	Func<TInput, double> selector2,
	SetWindowFieldsWindow window = null
)

Parameters

partition
Type: MongoDB.DriverISetWindowFieldsPartitionTInput
The partition.
selector1
Type: SystemFuncTInput, Double
The selector that defines the first expression.
selector2
Type: SystemFuncTInput, Double
The selector that defines the second expression.
window (Optional)
Type: MongoDB.DriverSetWindowFieldsWindow
The window boundaries.

Type Parameters

TInput
The type of the input documents in the partition.

Return Value

Type: Double
The maximum of the selected values.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type ISetWindowFieldsPartitionTInput. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also