Unsupervised dictionary learning with Fisher discriminant for clustering.
Mai XuHaoyu DongChen ChenLing LiPublished in: Neurocomputing (2016)
Keyphrases
- dictionary learning
- fisher discriminant
- unsupervised learning
- sparse coding
- sparse representation
- clustering algorithm
- face recognition
- k means
- semi supervised
- supervised learning
- dimensionality reduction
- high dimensional data
- spectral clustering
- image classification
- expectation maximization
- discriminative power
- data mining
- prior knowledge
- subspace learning
- random projections
- similarity measure
- singular value decomposition
- high dimensional
- image representation
- least squares
- probabilistic model