Traffic sign recognition based on kernel sparse representation.
Rui WangGuoqiang XieJunli ChenXiuli MaZongxin YuPublished in: ICAILP (2014)
Keyphrases
- sparse representation
- regularized least squares
- dictionary learning
- sparse coding
- image classification
- kernel function
- joint optimization
- compressive sensing
- compressed sensing
- sparse approximations
- reconstruction error
- face recognition
- signal processing
- image patches
- support vector
- high dimensional data
- kernel methods
- negative matrix factorization
- random projections
- sparse reconstruction
- sparse learning
- image representation
- data mining
- sparsity constraints
- feature space
- test images
- reproducing kernel hilbert space
- similarity measure
- multiple kernel learning
- image features
- dimensionality reduction
- gaussian processes
- sparse codes