Description:
Create indicator variable for missing values in a sequence variable.
Syntax:
A.mi()
Note:
The external library function (See External Library Guide) creates indicator variable for missing values in sequence variable A during modeling. If the missing value rate is ≤5% or ≥95%, do not generate the indicator variable and return null.
Parameter:
A |
A sequence |
Return value:
A table sequence
Example:
|
A |
|
1 |
[1,2,3,null,5] |
|
2 |
=A1.mi() |
|