Exploring Pattern Structures of Syntactic Trees for Relation Extraction.
Artuur LeeuwenbergAleksey BuzmakovYannick ToussaintAmedeo NapoliPublished in: ICFCA (2015)
Keyphrases
- relation extraction
- dependency trees
- tree kernels
- semantic role labeling
- structural features
- manually annotated
- automatic extraction
- broad coverage
- information extraction
- semantic relations
- tree structures
- named entities
- parse tree
- domain specific
- syntactic structures
- semantic features
- natural language text
- dependency tree
- extraction patterns
- question answering
- dependency parser
- structured data
- sentiment classification
- dependency parsing
- kernel function
- machine learning
- named entity recognizer
- tree structure
- text classification
- general purpose
- xml documents
- pairwise