Dependency-position relation graph convolutional network with hierarchical attention mechanism for relation extraction.
Nan LiYing WangTianxu LiuPublished in: J. Supercomput. (2024)
Keyphrases
- relation extraction
- dependency trees
- attention mechanism
- convolutional network
- information extraction
- automatic extraction
- coarse to fine
- named entities
- semantic relations
- domain specific
- visual attention
- question answering
- convolutional neural networks
- structured data
- named entity recognition
- semantic features
- metadata
- saliency map
- natural images
- visual attention model
- object recognition
- video sequences