No-reference image quality assessment based on localized gradient statistics: application to JPEG and JPEG2000.
Hantao LiuJudith RediHani AlersRodolfo ZuninoIngrid HeynderickxPublished in: Human Vision and Electronic Imaging (2010)
Keyphrases
- image quality assessment
- perceptual image quality
- image quality measures
- image quality
- quality assessment
- natural scene statistics
- compressed images
- quality metrics
- structural similarity
- region of interest
- image compression
- human visual system
- perceptual quality
- correlation coefficient
- natural images
- quality evaluation
- visual quality
- reduced reference
- structural similarity index
- objective evaluation
- low bit rate
- visual perception
- compression ratio
- dct domain
- subjective quality
- image quality metrics
- human perception
- image database
- compression algorithm
- kullback leibler divergence
- information theoretic
- image data
- quality estimation
- compressed domain
- natural scenes