Joint Feature Selection and Extraction With Sparse Unsupervised Projection.

Jingyu Wang Lin Wang Feiping Nie Xuelong Li

Published 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