Keyphrases
- information extraction
- natural language processing
- free text
- text mining
- precision and recall
- semi structured
- co occurrence
- relation extraction
- textual data
- question answering
- named entities
- text processing
- machine learning
- structured data
- open domain
- information retrieval
- named entity recognition
- machine translation
- confidence intervals
- semantic tagging
- text documents
- conditional random fields
- natural language
- real world
- word sense disambiguation
- real time
- statistical information
- relational learning
- data extraction
- genetic algorithm
- extracting meaningful