Improving JPEG2000's perceptual performance with weights based on both contrast sensitivity and standard deviation.
Krishnaraj VarmaAmy E. BellPublished in: ICASSP (3) (2004)
Keyphrases
- standard deviation
- contrast sensitivity
- human visual system
- visual quality
- contrast enhancement
- image quality
- human perception
- human observers
- spatial frequency
- correlation coefficient
- impulse response
- human vision
- image compression
- image coding
- root mean square error
- visual information
- normal distribution
- saliency map
- quality metrics
- image enhancement
- denoising
- image processing
- compression ratio
- bit rate
- random samples
- feature selection