Keyphrases
- information extraction
- natural language processing
- named entity recognition
- text mining
- free text
- wordnet
- machine learning
- computational linguistics
- text processing
- textual data
- language processing
- named entities
- conditional random fields
- information retrieval
- question answering
- text documents
- relation extraction
- machine translation
- precision and recall
- semi structured
- text summarization
- semantic analysis
- computational biology
- natural language
- relational learning
- open domain
- natural language text
- text understanding
- word sense disambiguation
- semantic relations
- web mining
- web documents
- ontology based information extraction
- databases
- extracting meaningful
- unstructured text
- knowledge representation
- structured data
- active learning
- linguistic knowledge
- ontology learning
- data extraction
- website
- social networks
- entity extraction
- semantic tagging