Restoration in Secure Text Document Image Authentication Using Erasable Watermarks.

Niladri B. Puhan Anthony T. S. Ho

Published in: CIS (2) (2005)

Keyphrases

image authentication
text documents
authentication scheme
public key
text mining
key management
tamper detection
semi fragile watermarking
digital signature

text categorization
watermarking scheme
text classification
digital watermarking
user authentication
security analysis
image restoration
information extraction

topic models
keywords
copyright protection
wordnet
authentication protocol
smart card
jpeg compression
image content

named entities
image processing
secret key
computer vision
multiscale
security requirements
denoising
digital images