A DCT-based Mod4 steganographic method.

KokSheik Wong Xiaojun Qi Kiyoshi Tanaka

Published in: Signal Process. (2007)

Keyphrases

high precision
preprocessing
computational cost
experimental evaluation
cost function
significant improvement
similarity measure
support vector machine
high accuracy
clustering method
pairwise
objective function
image processing
wavelet transform
segmentation algorithm
synthetic data
decision trees