Addressing Cold Start in Recommender Systems with Hierarchical Graph Neural Networks.
Ivan MaksimovRodrigo Rivera-CastroEvgeny BurnaevPublished in: CoRR (2020)
Keyphrases
- recommender systems
- cold start
- neural network
- cold start problem
- collaborative filtering
- user preferences
- data sparsity
- tag recommendation
- matrix factorization
- information overload
- user profiles
- personalized recommendation
- user feedback
- music recommendation
- implicit feedback
- recommendation quality
- user interests
- user model