Quote:
Originally Posted by AIbenjamink
The concept behind reCAPTCHA is rather interesting, as the article briefly mentions.
One of the two words in the captcha is known, the other is a scan from a book or article. If one is entered correctly, the other is also assumed as entered correctly and the entry is used to aid in the digitizing of the scanned documents.
Many of you may have already known this, I find this to be interesting utilization beyond just the security aspects of the CAPTCHA.
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Same here, I thought it was very clever when I learned about that application. Of course, they're still being sued (or will be) for copyright violation if they ever publish the scanned books, but all the words will be known.
