On Mon, Mar 3, 2014 at 6:05 AM, Happy Melon <happy.melon.w...@gmail.com>wrote:
> But > putting out nine pictures of humans and one picture of a cat and asking for > the "odd one out" is no easier to misinterpret than a squiggle that might > be a G or might be a 6. > It seems to me that putting nine pictures of humans and one picture of a cat is probably not much harder of a computer vision task than trying to determine which letter a particular squiggle corresponds to, either. (And that's leaving aside the fact that an 10% success rate for random guessing seems pretty bad for a captcha.) So naturally I thought that the real captchas would have a subtler level of intended oddness, so that the possibility for unintended oddness to confuse people would be greater. -- Brad Jorsch (Anomie) Software Engineer Wikimedia Foundation _______________________________________________ Wikitech-l mailing list Wikitech-l@lists.wikimedia.org https://lists.wikimedia.org/mailman/listinfo/wikitech-l
