Quality assessment of screen content images based on multi-stage dictionary learning.
Yongli ChangSumei LiAnqi LiuJie JinPublished in: J. Vis. Commun. Image Represent. (2021)
Keyphrases
- multistage
- quality assessment
- dictionary learning
- object category recognition
- image data
- sparse representation
- sparse coding
- ground truth
- image database
- input image
- image quality assessment
- dynamic programming
- image classification
- image quality
- image features
- image retrieval
- image collections
- test images
- quality metrics
- small number
- human visual system
- metadata
- multiscale
- dimensionality reduction
- high frequency
- object recognition
- video sequences
- similarity measure