Keyphrases
- image compression
- vector quantization
- just noticeable distortion
- optimization algorithm
- perceptual quality
- discrete cosine transform
- human visual system
- image processing
- compression scheme
- subband
- optimization problems
- compression ratio
- low bit rate
- human perception
- reconstructed image
- wavelet transform
- computer vision
- genetic algorithm
- compression algorithm
- convergence rate
- visual quality
- compressed images
- locally adaptive
- bit allocation
- image data
- perceptual distortion
- visual masking
- just noticeable difference