Self-learning-based post-processing for image/video deblocking via sparse representation.
Chia-Hung YehLi-Wei KangYi-Wen ChiouChia-Wen LinShu-Jhen Fan-JiangPublished in: J. Vis. Commun. Image Represent. (2014)
Keyphrases
- post processing
- sparse representation
- coded images
- blocking artifacts
- image classification
- preprocessing
- image representation
- test images
- dictionary learning
- sparse coding
- reconstruction error
- projections onto convex sets
- reconstructed image
- filtering method
- image patches
- face recognition
- piecewise smooth
- sparse reconstruction
- stereo matching
- video sequences
- multiscale
- post processed
- signal processing
- dimensionality reduction
- input image
- image features
- object recognition
- high dimensional data
- video data
- random projections
- dct domain
- image data
- image sequences