Exploiting Two-Dimensional Group Sparsity in 1-Bit Compressive Sensing.
Xiangrong ZengMário A. T. FigueiredoPublished in: CoRR (2014)
Keyphrases
- group sparsity
- compressive sensing
- structured sparsity
- sparse coding
- sparse representation
- dictionary learning
- low rank
- random projections
- signal processing
- image representation
- linear combination
- discriminative power
- statistical learning
- natural images
- image processing
- unsupervised learning
- data sets
- semi supervised
- pattern recognition
- learning algorithm