Reversible data hiding in absolute moment block truncation coding compressed images using adaptive multilevel histogram shifting technique.
AmitaAmandeep KaurMarut KumarPublished in: Int. J. Inf. Comput. Secur. (2018)
Keyphrases
- reversible data hiding
- block truncation coding
- data hiding
- compressed images
- visual quality
- error correction
- high capacity
- spatial domain
- secret data
- image quality
- image compression
- cover image
- bit rate
- pixel values
- high frequency
- wavelet transform
- halftone images
- data embedding
- image processing
- human visual system
- digital images
- bit planes
- peak signal to noise ratio
- dct domain
- discrete cosine transform
- reconstructed image
- image coding