Stego image quality and the reliability of PSNR.
Adel AlmohammadGheorghita GhineaPublished in: IPTA (2010)
Keyphrases
- image quality
- peak signal to noise ratio
- visual quality
- pixel values
- bit rate
- stego image
- reconstructed image
- image data
- compression ratio
- human visual system
- embedding capacity
- hidden information
- data hiding
- high quality
- quality assessment
- blocking artifacts
- perceptual quality
- low bit rate
- structural similarity index
- standard test images
- error diffusion
- image quality measures
- image quality assessment
- information hiding
- jpeg images
- image quality metrics
- cover image
- audio files
- lossy compression
- image fidelity
- video coding