Symmetric Frame Cracking: A Powerful Dynamic Textual CAPTCHAs Cracking Policy.

Yueyao Chen Qianjun Liu Tianyu Du Yuan Chen Shouling Ji

Published in: Inscrypt (2019)

Keyphrases

reinforced concrete
dynamically changing
natural language
artificial intelligence
case study
optimal policy
human generated
textual features
asymptotically optimal
frame rate
user friendly
video frames
video coding
database
dynamic environments
three dimensional
multimedia
metadata
databases
real time