Similarity weighted sparse representation for classification.
Song GuoQiuqi RuanZhenjiang MiaoPublished in: ICPR (2012)
Keyphrases
- sparse representation
- dictionary learning
- image classification
- sparse coding
- face recognition
- reconstruction error
- image representation
- high dimensional data
- feature extraction
- image patches
- feature vectors
- text classification
- bag of words
- compressive sensing
- compressed sensing
- joint optimization
- sparse reconstruction
- pattern recognition
- decision trees
- machine learning
- dimensionality reduction
- dimension reduction
- similarity measure
- feature selection
- piecewise smooth
- super resolution
- signal processing
- support vector
- image segmentation
- random projections
- regularized least squares
- data sets