JPEG Steganography: A Performance Evaluation of Quantization Tables.
Adel AlmohammadGheorghita GhineaRobert M. HieronsPublished in: AINA (2009)
Keyphrases
- quantization table
- jpeg images
- image quality
- step size
- jpeg compression
- discrete cosine transformation
- information hiding
- discrete cosine transform
- compression algorithm
- dct coefficients
- frequency domain
- visual quality
- spatial domain
- data hiding
- quantization step
- compressed images
- image compression
- image authentication
- low bit rate
- watermarking algorithm
- discrete wavelet transform
- compression ratio
- human visual system
- compressed domain