Detection actually observed in a run, at a stated false-reject ceiling. It is left blank wherever nothing has been measured — never estimated. The badge says whether the number was measured on this entity or inherited from its whole category.
Completeness — capability, not accuracy
Twenty points each for the five things the app must do at a site: detect the error, localise it to the exact character, name the rule, grade it (obligatory vs perfecting), and give one corrective sentence. A row can be complete and still inaccurate.