Anti-recognition techniques Blurring Distortion Rotation Fonts 0123456789 Charsets E lie Bursztein (@elie) http://elie.im 18
SVM learning rate 100% 90% 80% 70% % success 60% 50% 09 40% AZ09 30% azAZ09 Distortion 20% 3 fonts 5 fonts 10% Angles 0% 10 20 50 100 200 500 Trainning set size E lie Bursztein (@elie) https://elie.net 19
KNN learning rate 100% 90% 80% 70% % success 60% 50% 09 40% AZ09 azAZ09 30% Distortion 20% 3 fonts 5 fonts 10% Angles 0% 10 20 50 100 200 500 Trainning set size E lie Bursztein (@elie) https://elie.net 20
Anti-recognition taxonomy E lie Bursztein (@elie) http://elie.im 21
Anti-recognition taxonomy Background Confusion E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion Lines E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion Lines E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion Lines E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion Lines E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion Lines Collapsing E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion Lines Collapsing E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion Lines Collapsing E lie Bursztein (@elie) http://elie.im 21 Background confusion
Anti-recognition taxonomy Background Confusion Lines Collapsing E lie Bursztein (@elie) http://elie.im 21 Background confusion
Breaking World of Warcraft E lie Bursztein (@elie) http://elie.im 22
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