A Novel Cluster-Based Difference Expansion Transform for Lossless Data Hiding.
Yuan-Yu TsaiChi-Shiang ChanPublished in: ICGEC (2011)
Keyphrases
- color images
- data hiding
- data embedding
- lossy compression
- embedding capacity
- error correction
- spread spectrum
- reversible data hiding
- secret data
- spatial domain
- high capacity
- data hiding scheme
- image compression
- watermarking technique
- information hiding
- jpeg images
- cover image
- halftone images
- multiscale
- manifold learning
- multiresolution