Fast and Global Optimal Nonconvex Matrix Factorization via Perturbed Alternating Proximal Point.

Songtao Lu Mingyi Hong Zhengdao Wang

Published in: ICASSP (2019)

Keyphrases

matrix factorization
collaborative filtering
recommender systems
low rank
proximal point
missing data
negative matrix factorization
nonnegative matrix factorization
factorization methods
cost function
clustering algorithm
convex optimization