recaptcha

Have you started seeing images in online reCAPTCHAs that look suspiciously like house numbers pulled from Google Street View? Well, as it turns out, that’s exactly what they are. Google confirmed…

Google Now Using ReCAPTCHA To Decode Street View Addresses

In 2005, then-Carnegie Mellon PhD grad student Luis von Ahn had an idea for a game. In one of the first examples of true crowdsourcing, he had people looking at…

In September of last year, Google made a smart and obvious acquisition: reCAPTCHA, the service helps secure websites while at the same time helping computers learn to read old, scanned…

reCAPTCHA: Using Captchas To Digitize Books

5:54 pm PDT • September 16, 2007

Captchas are well known for keeping automated spammers out and letting humans in. However, ReCaptcha is a rather clever service using them to help digitize books scanned into the Internet…