Spatial error concealment technique for losslessly compressed images using data hiding in error-prone channels.
Kyung-Su KimHae-Yeoun LeeHeung-Kyu LeePublished in: J. Commun. Networks (2010)
Keyphrases
- compressed images
- data embedding
- error concealment
- visual quality
- data hiding
- reversible data hiding
- bitstream
- secret data
- video transmission
- image compression
- image quality
- reconstructed image
- bit rate
- high frequency
- jpeg images
- error correction
- human visual system
- blocking artifacts
- video quality
- compression ratio
- peak signal to noise ratio
- error propagation
- quality assessment
- compression algorithm
- wireless channels
- motion vectors
- coding scheme
- spatial domain
- dct domain
- image data
- compressed domain
- discrete cosine transform
- packet loss
- high quality