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