Query Embedding on Hyper-relational Knowledge Graphs.
Dimitrios AlivanistosMax BerrendorfMichael CochezMikhail GalkinPublished in: CoRR (2021)
Keyphrases
- vector space
- domain knowledge
- data structure
- user queries
- knowledge discovery
- rewriting rules
- relational queries
- data sources
- database
- knowledge management
- knowledge acquisition
- relational data
- query processing
- relational databases
- response time
- knowledge representation
- query evaluation
- weighted graph
- expert systems
- query expansion
- query language
- background knowledge
- integrity constraints
- graph matching
- database queries
- algebraic operations
- knowledge base