Recursive Sparse Representation for Identifying Multiple Concurrent Occupants Using Floor Vibration Sensing.
Jonathon FagertMostafa MirshekariPei ZhangHae Young NohPublished in: Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. (2022)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- joint optimization
- image classification
- dimensionality reduction
- piecewise smooth
- compressed sensing
- object tracking
- compressive sensing
- reconstruction error
- sparse approximations
- data sets
- random projections
- signal processing
- computer vision
- negative matrix factorization
- image patches
- high dimensional data
- image representation
- sparse reconstruction
- regularized least squares
- sparse learning