Score function for masked-cause DFR series systems

Returns a score (gradient) function computed via numerical differentiation of the log-likelihood using grad.

Usage

# S3 method for class 'dfr_series_md'
score(model, ...)

Arguments

model

A dfr_series_md object.

...

Additional arguments (currently unused).

Value

A function with signature function(df, par, ...) returning the gradient vector.