A Gradient Method for Multilevel Optimization.

Ryo Sato Mirai Tanaka Akiko Takeda

Published in: CoRR (2021)

Keyphrases

gradient method
derivative free
optimization methods
convergence rate
optimization problems
negative matrix factorization
optimization algorithm
optimization method
step size
convex formulation
information retrieval
simulated annealing
global optimization
natural gradient learning
spectral clustering