Robust unsupervised feature selection by nonnegative sparse subspace learning.
Wei ZhengHui YanJian YangJingyu YangPublished in: ICPR (2016)
Keyphrases
- subspace learning
- unsupervised feature selection
- dimensionality reduction
- sparse representation
- sparse coding
- high dimensional
- principal component analysis
- nonnegative matrix factorization
- data representation
- feature selection
- low dimensional
- image classification
- linear combination
- high dimensional data
- manifold learning
- objective function
- unsupervised learning
- least squares
- image retrieval
- feature subset
- data analysis
- negative matrix factorization
- image segmentation
- neural network