Psychovisual and Statistical Optimization of Quantization Tables for DCT Compression Engines.
Sebastiano BattiatoMassimo MancusoAngelo BoscoMirko GuarneraPublished in: ICIAP (2001)
Keyphrases
- image compression
- quantization table
- discrete cosine transformation
- adaptive quantization
- data compression
- jpeg images
- compression algorithm
- discrete cosine transform
- low bit rate
- optimization problems
- database
- quantization noise
- transform coding
- transform coefficients
- entropy coding
- computational complexity
- wavelet transform
- efficient compression
- huffman coding
- rate distortion
- step size
- compression ratio
- image quality
- human visual system
- image coder
- image authentication
- subband coding
- compression scheme
- spatial domain
- image coding
- lossy image compression