Heterogeneous Graph Neural Networks for Query-focused Summarization.
Jing YaTingwen LiuJiangxia CaoLi GuoPublished in: SDM (2021)
Keyphrases
- neural network
- database
- heterogeneous databases
- query graph
- graph representation
- range queries
- query evaluation
- relevance feedback
- similarity graph
- flow graph
- response time
- proximity graph
- random walk
- query processing
- directed acyclic graph
- query formulation
- retrieval systems
- data structure
- pattern recognition
- user queries
- information retrieval
- database queries
- structured data
- genetic algorithm
- query expansion
- neural network model
- databases
- back propagation
- similarity measure
- keywords
- similarity scores
- graph model
- artificial neural networks
- graph structure
- keyword search
- graph matching
- data sources
- query terms
- vector space
- user interaction