Geometric Understanding for Unsupervised Subspace Learning.
Shihui YingLipeng CaiChangzhou HeYaxin PengPublished in: IJCAI (2019)
Keyphrases
- subspace learning
- semi supervised
- dimensionality reduction
- manifold learning
- data representation
- principal component analysis
- unsupervised learning
- sparse coding
- low dimensional
- maximum margin criterion
- face recognition
- sparse representation
- supervised learning
- high dimensional data
- learning algorithm
- probabilistic model
- active learning
- linear combination
- image processing
- feature selection
- geometric structure
- machine learning