Joint Feature Selection and Extraction With Sparse Unsupervised Projection.
Jingyu WangLin WangFeiping NieXuelong LiPublished in: IEEE Trans. Neural Networks Learn. Syst. (2023)
Keyphrases
- discriminant projection
- regularized regression
- sparse data
- supervised classification
- high dimensional
- semi supervised
- supervised learning
- unsupervised learning
- dictionary learning
- projection method
- random projections
- sparse representation
- data driven
- unsupervised manner
- dimensionality reduction
- elastic net
- completely unsupervised
- case study
- database
- weakly supervised
- compressive sensing
- unsupervised feature selection
- face recognition