Study on data sparsity in social network-based recommender system.

Ru Jia Ru Li Meng Gao

Published in: Int. J. Comput. Sci. Eng. (2019)

Keyphrases

recommender systems
data sparsity
collaborative filtering
data sets
cold start problem
recommendation quality
trust aware
social networks
information extraction
user preferences
social interaction
matrix factorization