Convenience method to select, parameterize, and construct a cover and associate it with the calling objects cover field.

## Arguments

filter_values (n x d) numeric matrix of values giving the results of the map. The name of the cover to use. Accepts any one of the typenames printed in the available_covers. Additional parameter values to pass to the covering generators initialize method.

## Details

The cover is automatically constructed before being assigned to the calling Mappers $cover field. If this is undesirable, create the cover using the appropriate R6 class generators and assign to $cover field directly.