Check whether a model is valid, and if not,
find the nearest model which is valid.
Usage
emend(object, ...)
Arguments
object
A statistical model, belonging to some class.
...
Arguments passed to methods.
Value
Another model of the same kind.
Details
The function emend is generic,
and has methods for several classes of statistical models
in the spatstat package (mostly point process models).
Its purpose is to check whether a given model is valid
(for example, that none of the model parameters are NA)
and, if not, to find the nearest model which is valid.