Is each pair one paper scanned twice? Keys 1 to 5 grade the pair in focus and move on. Arrow keys move.
1 = certain not matched, 2 = likely not matched, 3 = can't tell, 4 = likely matched, 5 = distinctive and certain match.
Grades save in this browser as you go. Use Save to keep a file, and Load to continue from one.
No review data was linked. Choose the tasks file you were given (a .json file):