An Old-School Solution To 21st Century Spam: Handwriting CAPTCHA?
Sunday, October 17, 2010 - 13:40
in Mathematics & Economics
If you've commented anonymously on this site or thousands of others where you are not a registered member, you've come across the Completely Automated Public Turing Test to Tell Computers and Humans Apart (CAPTCHA) box - and maybe you dread it because, when it doesn't recognize the letters you think you are seeing, you are stuck. Venu Govindaraju, a computer scientist at the University of Buffalo who pioneered machine recognition of human handwriting, says a 21st-century solution to CAPTCHA problems may rest in the early days of human culture - handwriting. read more