Enhancing conversational recommender systems via multi-level knowledge modeling with semantic relations.
Yulin WangYihao ZhangJunlin ZhuWeiwen LiaoMeng YuanWei ZhouPublished in: Knowl. Based Syst. (2023)
Keyphrases
- semantic relations
- knowledge sources
- recommender systems
- semantic network
- semantic structure
- conceptual structures
- wordnet
- knowledge base
- ontology learning
- domain knowledge
- natural language processing
- knowledge management
- knowledge representation
- collaborative filtering
- co occurrence
- relation extraction
- knowledge based systems
- knowledge discovery
- web pages
- prior knowledge
- contextual information
- semantic information
- background knowledge
- natural language
- dependency relations
- semantic knowledge
- semantic web
- semantic relationships
- key concepts
- user profiles
- data sets
- domain specific
- expert systems
- search engine