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177
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MM
2005
ACM
16 years 29 days ago
2005
ACM
We propose IMAGINATION (IMAge Generation for INternet AuthenticaTION), a system for the generation of attack-resistant, user-friendly, image-based CAPTCHAs. In our system, we prod...
183
Voted
KDD
2009
ACM
15 years 12 months ago
2009
ACM
212
Voted
SIPS
2008
IEEE
16 years 1 months ago
2008
IEEE
In this paper, we present a bio-inspired unified model to improve the recognition accuracy of character recognition problems for CAPTCHA (Completely Automated Public Turing Test t...
192
Voted
HIP
2005
Springer
16 years 28 days ago
2005
Springer
Efforts to defend against automated attacks on e-commerce services have led to a new security protocol known as a CAPTCHA, a challenge designed to exploit gaps in the perceptual a...
201
Voted
ECCV
2010
Springer
16 years 23 days ago
2010
Springer
We present a method for spotting words in the wild, i.e., in real images taken in unconstrained environments. Text found in the wild has a surprising range of difficulty. At one en...