But most of these points are in fact addressed by reCaptcha. The idea given below was simply using handwritten texts, instead of printed books as input, which would require just a little bit more verification of accuracy.
-Jon --- Jacob Sorensen <[EMAIL PROTECTED]> wrote: > I've seen this idea before, and the main problem is > that digitizing scanned > words and CAPTCHA are at cross-purposes. The > problem in digitizing is that > the computer doesn't know the word. In CAPTCHA, the > computer knows the > word, and it needs to in order to validate the user. > If you don't know for > sure that the word was typed in correctly, you can't > validate the user. > > CAPTCHA words can be used to validate once they're > known, but that kind of > defeats the purpose. You could just take the > "majority" answer, but in > order to gather a strong majority you would have to > let some minority > answers through, some of which may be invalid users > who should not be > allowed access. > > I suspect using digitized text for CAPTCHA would not > provide as much use on > the digitization side as one might think. > > Jake > > On 10/2/07, Jon D. <[EMAIL PROTECTED]> wrote: > > > > Here's an idea... > > Some of you may have seen today's (and previous) > > Slashdot links on reCaptcha, a cool idea > > that's starting to be more commonly-used: > > > > http://news.bbc.co.uk/2/hi/technology/7023627.stm > > http://recaptcha.net/learnmore.html > > > > Basically they're using a CAPTCHA to digitize old > > scanned books.[1] > > > > This could be applied to handwritten historic > records. > > However, it might be hard to trust regular schmoes > to > > correctly transcribe handwritten historic texts. > One > > way to address this might be to just ask more > people > > the same word, and if they all (or mostly) match, > we > > can be fairly certain it's transcribed correctly. > > Or this could just be used to verify a previous > manual > > transcription. > > > > Thoughts? > > > > -Jon > > > > > > > > [1] FYI, a CAPTCHA is where you have to type > > a distorted word - to stop spammers & hackers. > For > > example, when you mistype your password to enter > gmail > > or yahoo mail enough times, it'll require you to > type > > in a word that's blurred. The new application of > this > > anti-spam technique is to use scanned books as the > > source of words. > > > > > > > > > > > > > ____________________________________________________________________________________ > > Yahoo! oneSearch: Finally, mobile search > > that gives answers, not web links. > > > http://mobile.yahoo.com/mobileweb/onesearch?refer=1ONXIC > > _______________________________________________ > > Ldsoss mailing list > > [email protected] > > http://lists.ldsoss.org/mailman/listinfo/ldsoss > > > > _______________________________________________ > Ldsoss mailing list > [email protected] > http://lists.ldsoss.org/mailman/listinfo/ldsoss > ____________________________________________________________________________________ Boardwalk for $500? In 2007? Ha! Play Monopoly Here and Now (it's updated for today's economy) at Yahoo! Games. http://get.games.yahoo.com/proddesc?gamekey=monopolyherenow _______________________________________________ Ldsoss mailing list [email protected] http://lists.ldsoss.org/mailman/listinfo/ldsoss
