SPCF: a stepwise partitioning for collaborative filtering to alleviate sparsity problems.

Elham Hoseini Sattar Hashemi Ali Hamzeh

Published in: J. Inf. Sci. (2012)

Keyphrases

collaborative filtering
data sparsity
learning algorithm
website
high dimensional
np complete
solving problems
cold start problem
bayesian networks
recommender systems
optimization problems
user preferences
decision problems