Sparse event detection in wireless sensor networks using compressive sensing.
Jia (Jasmine) MengHusheng LiZhu HanPublished in: CISS (2009)
Keyphrases
- compressive sensing
- event detection
- random projections
- compressive sampling
- signal reconstruction
- sparse representation
- video event detection
- image representation
- signal processing
- event recognition
- activity recognition
- video surveillance
- structured sparsity
- compressed sensing
- orthogonal matching pursuit
- information retrieval
- image classification
- dimensionality reduction
- feature selection