Removes a set of observations and associated frequencies and weights
from the discriminant functions.
Namespace:
Imsl.Stat
Assembly:
ImslCS (in ImslCS.dll) Version: 6.5.0.0
Syntax
Visual Basic (Declaration) |
---|
Public Sub Downdate ( _
x As Double(,), _
group As Integer(), _
frequencies As Integer(), _
weights As Double() _
) |
Visual C++ |
---|
public:
void Downdate(
array<double,2>^ x,
array<int>^ group,
array<int>^ frequencies,
array<double>^ weights
) |
Parameters
- x
- Type: array<
System..::.Double
,2>[,](,)[,]
A double matrix containing the observations to
be removed, with at least nVariables columns.
The columns indicated in varIndex correspond to
the variables.
- group
- Type: array<
System..::.Int32
>[]()[]
An int array containing the group numbers.
The groups must be numbered 1,2, ..., nGroups
for each observation.
- frequencies
- Type: array<
System..::.Int32
>[]()[]
An int array containing the associated
frequencies for each observation.
- weights
- Type: array<
System..::.Double
>[]()[]
A double array containing the associated
weights for each observation.
Exceptions
See Also