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CAPTCHA

Known as: Image Verification, Gausebeck-Levchin test, Completely Automated Public Turing Test to Tell Computers and Humans Apart 
A CAPTCHA (a backronym for "Completely Automated Public Turing test to tell Computers and Humans Apart") is a type of challenge-response test used in… 
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Related topics

Related topics

49 relations
AI-completeAdobe ColdFusionAndrei BroderAnti-spam techniques

Broader (2)

Computer securityComputer vision

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
Generative adversarial networks for increasing the veracity of big data
This work describes how automated data generation integrates in a big data pipeline. A lack of veracity in big data can cause… 
2013
2013
Fingerprint Matching using Neighbourhood Distinctiveness
The issue of identity management has continued to pose serious security challenge to different organizations. To cub this… 
2007
2007
Question-Based CAPTCHA
Today there are many Internet sites which require only the entry by human users but unfortunately some computer softwares called… 
2006
2006
PRIMED: community-of-interest-based DDoS mitigation
Most existing distributed denial-of-service (DDoS) mitigation proposals are reactive in nature, i.e., they are deployed to limit… 
2004
2004
Optimal acoustic and language model weights for minimizing word verification errors
Generalized word posterior probability (GWPP), a confidence measure for verifying recognized words, needs to equalize and weight… 
2003
2003
Photoplethysmographic authentication through fuzzy logic
This paper presents a fuzzy logic approach to investigate the feasibility of using photoplethysmographic (PPG) signals as a new… 
2001
2001
Dictionary development workflow for MT: design and management
An important part of the development of any machine translation system is the creation of lexical resources. We describe an… 
Highly Cited
1999
Highly Cited
1999
Verification watermarks on fingerprint recognition and retrieval
Current 'invisible' watermarking techniques aim at producing watermarked data that suffer no or little quality degradation and… 
1998
1998
Nonlinear filtering of magnetic resonance tomograms by geometry-driven diffusion
Abstract. The paper deals with a nonuniform diffusion filtering of magnetic resonance (MR) tomograms. Alternative digital schemes… 
1976
1976
Word verification in a speech understanding system
If, in a speech understanding system, word matching is performed at the phonetic level, then the accurate determination of the… 
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