Pre-Training Graph Neural Networks for Cold-Start Users and Items Representation.
Bowen HaoJing ZhangHongzhi YinCuiping LiHong ChenPublished in: WSDM (2021)
Keyphrases
- cold start
- recommender systems
- neural network
- cold start problem
- collaborative filtering
- data sparsity
- implicit feedback
- tag recommendation
- user interface
- user ratings
- training set
- matrix factorization
- user preferences
- user profiles
- supervised learning
- machine learning
- user behavior
- user interaction
- information overload
- user generated content
- user generated
- image representation
- information retrieval systems
- end users
- learning algorithm