Low-rank, sparse matrix decomposition and group sparse coding for image classification.
Lihe ZhangChen MaPublished in: ICIP (2012)
Keyphrases
- group sparse coding
- sparse matrix
- low rank matrix
- image classification
- multi layer
- low rank
- sparse linear
- sparse coding
- linear combination
- random projections
- visual words
- image features
- sparse representation
- bag of words
- convex optimization
- matrix factorization
- feature extraction
- image representation
- semi supervised
- missing data
- singular value decomposition
- floating point
- high dimensional data
- neural network
- rows and columns
- data sets
- computer vision
- machine learning