Quadratic Approximation Greedy Pursuit for Cardinality-Constrained Sparse Learning.

Fanfan Ji Hui Shuai Xiao-Tong Yuan

Published in: PRCV (1) (2019)

Keyphrases

sparse learning
multi task
elastic net
sparse representation
feature selection
objective function
sparse coding
pairwise
learning tasks
active learning
upper bound
natural images
closed form
approximation algorithms