Keyphrases
- information extraction
- natural language processing
- precision and recall
- text mining
- information retrieval
- machine learning
- markup language
- named entity recognition
- ontology based information extraction
- web documents
- question answering
- structured data
- relation extraction
- semi structured
- textual data
- free text
- natural language text
- open domain
- xml schema
- unstructured text
- relational learning
- semantic tagging
- natural language
- database
- text summarization
- text documents
- named entities
- text processing
- conditional random fields
- case study
- data centric
- information extraction systems
- neural network
- word sense disambiguation
- extracting meaningful
- multiscale
- remote access
- data extraction
- machine translation