Reduced complexity online sparse signal reconstruction using projections onto weighted ℓ1 balls.
Yannis KopsinisKonstantinos SlavakisSergios TheodoridisSteve McLaughlinPublished in: DSP (2011)
Keyphrases
- signal reconstruction
- reduced complexity
- compressive sensing
- image reconstruction
- basis functions
- vector quantization
- random projections
- sparse representation
- zero crossing
- image processing
- video coding
- linear combination
- image compression
- spatial domain
- image analysis
- image retrieval
- high dimensional
- high quality
- three dimensional