Marking the quality of a registration

1. Completely failed registration
2. Outline of the specimen correctly registered but major internal mismatch
3. Outline correct. Considerable internal mismatch
4. Outline correct. Minor internal mismatch - Potentially usable
5. Outline correct and internal correct - Usable

Colours: Purple: 1, Red: 2, Orange: 3, Yellow: 4, Green: 5.