A hybrid system for temporal information extraction from clinical text.
Buzhou TangYonghui WuMin JiangYukun ChenJoshua C. DennyHua XuPublished in: J. Am. Medical Informatics Assoc. (2013)
Keyphrases
- information extraction
- free text
- text mining
- textual data
- text documents
- information extraction systems
- text processing
- clinical guidelines
- unstructured text
- information retrieval
- natural language text
- open domain
- text summarization
- medical records
- natural language processing
- web documents
- temporal expressions
- ontology based information extraction
- patient records
- structured data
- temporal information
- precision and recall
- semi structured
- named entity recognition
- spatio temporal
- temporal data
- spatial and temporal
- named entities
- database
- linguistic patterns
- keywords
- text representation
- supervised machine learning
- artificial neural networks
- text retrieval
- question answering
- text data
- web mining
- relation extraction
- knowledge base
- entity extraction
- clinical information
- temporal reasoning
- video sequences
- temporal constraints
- natural language
- expert systems
- key concepts
- temporal dimension
- temporal relations
- clinical practice
- temporal databases
- text categorization