Forming a sparse representation for visual place recognition using a neurorobotic approach.
Sylvain ColomerNicolas CuperlierGuillaume BressonOlivier RomainPublished in: CoRR (2021)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image classification
- face recognition
- compressive sensing
- image patches
- random projections
- reconstruction error
- compressed sensing
- visual features
- object tracking
- high dimensional data
- joint optimization
- signal processing
- image representation
- negative matrix factorization
- piecewise smooth
- sparse approximations
- dimensionality reduction
- test images
- regularized least squares
- nearest neighbor
- subspace learning
- image data
- decision trees
- image processing
- data mining
- basis vectors
- sparse learning
- sparse codes
- data sets