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Breaking text-based CAPTCHAs with variable word and character orientation.
Oleg Starostenko
Claudia Cruz-Perez
Fernando Uceda-Ponga
Vicente Alarcón Aquino
Published in:
Pattern Recognit. (2015)
Keyphrases
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text input
cursive handwriting
handwritten words
n gram
co occurrence
computer programs
word recognition
text corpus
scene images
location and orientation
image search
word sense disambiguation
multimedia
linguistic information
orientation estimation
search engine
statistical machine translation
printed text