U-SPDNet: An SPD manifold learning-based neural network for visual classification.
Rui WangXiaojun WuTianyang XuCong HuJosef KittlerPublished in: Neural Networks (2023)
Keyphrases
- manifold learning
- visual classification
- neural network
- visual recognition
- image classification
- low dimensional
- nonlinear dimensionality reduction
- dimensionality reduction
- feature extraction
- scene classification
- semi supervised
- bag of features
- high dimensional
- sparse representation
- dimension reduction
- face recognition
- multiple features
- feature space
- locally linear embedding
- pattern recognition
- high dimensional data
- linear classifiers
- pairwise
- object recognition
- unsupervised learning
- action recognition
- input image
- multi class
- knn
- incremental learning
- training set
- riemannian manifolds