Polynomial dictionary learning algorithms in sparse representations.
Jian GuanXuan WangPengming FengJing DongJonathon A. ChambersZoe Lin JiangWenwu WangPublished in: Signal Process. (2018)
Keyphrases
- sparse representation
- learning algorithm
- subspace learning
- dictionary learning
- sparse coding
- machine learning algorithms
- face recognition
- image classification
- compressive sensing
- learned dictionary
- image patches
- high dimensional data
- regularized least squares
- signal processing
- random projections
- machine learning
- active learning
- joint optimization
- sparse reconstruction
- learning problems
- negative matrix factorization
- image representation
- dimensionality reduction
- supervised learning
- training data
- image segmentation
- manifold learning
- multiscale
- image super resolution
- image retrieval
- norm regularization
- learning tasks
- data sets