Efficient nonconvex sparse group feature selection via continuous and discrete optimization.

Shuo Xiang Xiaotong Shen Jieping Ye

Published in: Artif. Intell. (2015)

Keyphrases

discrete optimization
feature selection
combinatorial optimization problems
text categorization
support vector
computational complexity
lower bound
image registration
nearest neighbor
sparse representation
vector space
greedy algorithm
convex optimization
sparse pca