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Breaking text-based CAPTCHAs with variable word and character orientation
Starostenko, Oleg, Cruz-Perez, Claudia, Uceda-Ponga, Fernando, Alarcon-Aquino, VicenteVolume:
48
Language:
english
Journal:
Pattern Recognition
DOI:
10.1016/j.patcog.2014.09.006
Date:
April, 2015
File:
PDF, 4.02 MB
english, 2015