Improving Conversational Recommender Systems via Knowledge Graph based Semantic Fusion.
Kun ZhouWayne Xin ZhaoShuqing BianYuanhang ZhouJi-Rong WenJingsong YuPublished in: KDD (2020)
Keyphrases
- recommender systems
- domain knowledge
- semantic knowledge
- semantic network
- knowledge representation
- higher level
- prior knowledge
- knowledge acquisition
- expert systems
- contextual knowledge
- semantically rich
- spreading activation
- related concepts
- semantic information
- knowledge based systems
- collaborative filtering
- multi modal
- data fusion
- semantic similarity
- fusion method
- domain experts
- knowledge sharing
- knowledge sources
- user model
- data mining techniques
- domain specific
- knowledge management
- knowledge discovery
- explicit knowledge
- natural language