Model-based Iterative Restoration for Binary Document Image Compression with Dictionary Learning.
Yandong GuoCheng LuJan P. AllebachCharles A. BoumanPublished in: CoRR (2017)
Keyphrases
- dictionary learning
- image compression
- sparse representation
- sparse coding
- image super resolution
- wavelet transform
- image restoration
- image processing
- information retrieval
- object category recognition
- document clustering
- group sparsity
- projections onto convex sets
- web documents
- linear combination
- sparse codes
- image classification
- data analysis
- feature selection
- generative model
- signal processing
- dimensionality reduction
- multiresolution
- pairwise