Hitachi at SemEval-2016 Task 12: A Hybrid Approach for Temporal Information Extraction from Clinical Notes.
Sarath P. R.Manikandan RYoshiki NiwaPublished in: SemEval@NAACL-HLT (2016)
Keyphrases
- information extraction
- word sense disambiguation
- spatio temporal
- natural language processing
- temporal information
- temporal constraints
- information retrieval
- spatial and temporal
- free text
- temporal reasoning
- precision and recall
- semi structured
- conditional random fields
- temporal data
- neural network
- named entity recognition
- question answering
- artificial intelligence
- temporal databases
- relational learning
- relation extraction
- temporal relations
- time stamped
- open domain
- ontology based information extraction
- temporal patterns
- structured data
- domain specific
- machine learning
- machine translation
- textual data
- text documents
- web documents
- natural language text
- data extraction
- relational databases
- temporal consistency
- temporal behavior
- temporal ordering
- data mining