Human activity detection using sparse representation.
Dipti KilledarSreela SasiPublished in: AIPR (2014)
Keyphrases
- sparse representation
- human activities
- dictionary learning
- sparse coding
- human activity recognition
- activity recognition
- image classification
- compressive sensing
- face recognition
- human computer interaction
- joint optimization
- image patches
- image representation
- compressed sensing
- sensor data
- action recognition
- dimensionality reduction
- random projections
- object detection
- high dimensional data
- signal processing
- regularized least squares
- data sets
- sparsity constraints
- test images
- multiscale
- human actions
- object tracking
- high dimensional
- pairwise