Sparse Feature Factorization for Recommender Systems with Knowledge Graphs.
Vito Walter AnelliTommaso Di NoiaEugenio Di SciascioAntonio FerraraAlberto Carlo Maria MancinoPublished in: RecSys (2021)
Keyphrases
- recommender systems
- matrix factorization
- information overload
- domain knowledge
- knowledge based systems
- collaborative filtering
- knowledge sharing
- knowledge representation
- knowledge acquisition
- sparse data
- knowledge management
- knowledge discovery
- prior knowledge
- expert systems
- data mining
- user preferences
- sparse representation
- singular value decomposition
- user model
- graph theory
- feature extraction
- user modeling
- knowledge base