Graph-based Joint Pandemic Concern and Relation Extraction on Twitter.
Jingli ShiWeihua LiSira YongchareonYi YangQuan BaiPublished in: CoRR (2021)
Keyphrases
- relation extraction
- automatic extraction
- information extraction
- named entities
- semantic relations
- domain specific
- dependency tree
- semantic features
- semantic role labeling
- question answering
- reference resolution
- broad coverage
- named entity recognition
- tree kernels
- dependency trees
- co occurrence
- natural language processing
- semi supervised
- general purpose
- text mining
- feature selection
- named entity recognizer
- parse tree
- wordnet
- relevance feedback
- data analysis