ReCAPTCHA: Making the Annoying CAPTCHA Technology Benefit Humanity
by comsharp on 2008-09-25 22:47:46
CAPTCHAs are annoying techniques, and according to statistics, global users complete 100 million CAPTCHA tests every day. ReCAPTCHA is a project initiated by Carnegie Mellon University, aiming to digitize old books with the help of CAPTCHA technology. It's estimated that this technology can complete 160 books per day.