On 2014-04-01, 11:30 AM, Ryan Kaldari wrote:
Has anyone ever collected statistics on which of our
captcha images are
most commonly entered incorrectly? I've noticed that some of our images are
quite difficult to read and should probably be removed from rotation. I
could imagine applying a heuristic like:
0-10% wrong: Delete - too easy
Since when was a CAPCHA clear enough that it is
rarely entered
incorrectly a bad CAPTCHAs?
~Daniel Friesen (Dantman, Nadir-Seen-Fire) [
http://danielfriesen.name/]