Convert an object to an sda_anchor

Generic converter. Methods are provided for sda_fit and data.frame. Use sda_anchor for direct construction.

Usage

as_sda_anchor(x, ...)

# S3 method for class 'sda_fit'
as_sda_anchor(x, ...)

# S3 method for class 'data.frame'
as_sda_anchor(
  x,
  selected_attributes,
  candidate_universe = NULL,
  group_levels = NULL,
  canon_notes = c("Explicit / manual anchor - user-declared stage table",
    "Not derived from sda_fit", "This anchor is for future SORT / staged CTA workflows",
    "SORT is not implemented", "GORT is not implemented"),
  ...
)

Arguments

x

A data frame with at least columns stage_id (integer) and attribute (character). Represents an explicit / manually-declared stage table.

...

Additional arguments passed to methods.

selected_attributes

Character vector of attribute names in stage order. Must match x$attribute entries.

candidate_universe

Character vector of all candidate attributes, or NULL (defaults to selected_attributes).

group_levels

Integer vector, or NULL.

canon_notes

Character vector describing the source.

Value

Object of class c("sda_anchor", "list").

See also

sda_anchor, validate_sda_anchor