A fast conjugate gradient algorithm with active set prediction for ℓ1 optimization.

Wanyou Cheng Qingjie Hu Donghui Li

Published in: Optim. Methods Softw. (2019)

Keyphrases

active set
conjugate gradient algorithm
efficient implementation
nonnegative matrix factorization
optimization problems
conjugate gradient
semidefinite
interior point
learning algorithm
optimization methods
data representation