Description: : Verification code image is a forum type site to stop the malicious behavior of automated processes important distinction between human-computer technology, design and practical safety directly related to the normal use of the Internet. Practical verification code for the study of domestic security, designed to achieve a verification code recognition algorithm model, the domestic forum of the type of experimental verification code and analysis. Experimental results show that practical verification code in the recognition rate is usually above 50 , some even up to 100 , it is difficult to play the role of automated procedures hindered. Verification code from the practical point of view will be divided into four categories and found that a class is basically the best blank, indicating that the Code should also do more to improve practical skills.
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- [code] - Verification Code site to identify sourc
- [AdvOcr] - Recently wrote a number of site verifica
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