-Level DWT Subbands.
Yong-Seok LeeYoung-Ho SeoDong-Wook KimPublished in: Secur. Commun. Networks (2019)
Keyphrases
- discrete wavelet transform
- subband
- multiresolution
- wavelet transform
- wavelet coefficients
- wavelet decomposition
- wavelet domain
- image compression
- high frequency
- low frequency
- multiscale
- low pass
- image coding
- filter bank
- frequency domain
- image watermarking
- higher level
- face recognition
- shift invariant
- transform coefficients