Information Hiding Method Based on Block DWT Sub-Band Feature Encoding.

Qiudong Sun Wenxin Ma Wenying Yan Hong Dai

Published in: J. Softw. Eng. Appl. (2009)

Keyphrases

wavelet transform
subband
high frequency
discrete wavelet transform
wavelet decomposition
multiresolution
filter bank
low frequency
similarity measure
video sequences
computational complexity
edge detection
signal processing