Boundedness and convergence of online gradient method with penalty and momentum.

Hongmei Shao Gaofeng Zheng

Published in: Neurocomputing (2011)

Keyphrases

gradient method
convergence rate
learning rate
convergence speed
step size
negative matrix factorization
log likelihood function
objective function
optimization methods
convex formulation
data sets
sufficient conditions
pairwise
optimization problems
global optimization