Exploring graph topology via matrix factorization to improve wikification.

Raoni Simões Ferreira Maria da Graça Campos Pimentel Marco Cristo

Published in: SAC (2015)

Keyphrases

matrix factorization
collaborative filtering
low rank
missing data
recommender systems
negative matrix factorization
nonnegative matrix factorization
data sparsity
factorization methods
random walk
multiscale
graph partitioning
implicit feedback
stochastic gradient descent
tensor factorization