The Robustness of Face-Based CAPTCHAs.

Haichang Gao Lei Lei Xin Zhou Jiawei Li Xiyang Liu

Published in: CIT/IUCC/DASC/PICom (2015)

Keyphrases

human faces
gender recognition
facial expressions
neural network
machine learning
computational efficiency
facial features
face verification
face identification
high robustness
real time
databases
decision making
image processing
multiscale