Exploiting DCT masking effect to improve the perceptual quality of data hiding.
Giulia BoatoMarco CarliD. MolteniPaolo RotaPublished in: Image Processing: Algorithms and Systems (2010)
Keyphrases
- data hiding
- perceptual quality
- human visual system
- spatial domain
- halftone images
- jpeg images
- error correction
- human perception
- image quality
- visual quality
- dct domain
- compressed video
- quality metrics
- transform domain
- structural similarity
- low bit rate
- discrete cosine transform
- image processing
- video quality
- image compression
- high quality