Online Dictionary Learning on Symmetric Positive Definite Manifolds with Vision Applications.
Shengping ZhangShiva Prasad KasiviswanathanPong C. YuenMehrtash HarandiPublished in: AAAI (2015)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- riemannian manifolds
- symmetric positive definite
- manifold learning
- computer vision
- euclidean space
- image processing
- image classification
- natural images
- linear combination
- bayesian networks
- face recognition
- distribution function
- diffusion tensor
- feature selection