Automatic Information Extraction in Semi-structured Official Journals.
Valmir Macário FilhoRicardo Bastos Cavalcante PrudêncioFrancisco de A. T. de CarvalhoLeandro R. TorresLaerte Rodrigues Jr.Marcos G. LimaPublished in: SBRN (2008)
Keyphrases
- semi structured
- information extraction
- wrapper generation
- structured data
- data extraction
- free text
- natural language processing
- information integration
- semi structured data
- data model
- text mining
- web documents
- textual data
- web data
- information retrieval
- unstructured text
- machine learning
- unstructured data
- web data sources
- structured knowledge
- data collections
- question answering
- web sources
- semi automatic
- knowledge rich
- named entities
- semi structured documents
- xml databases
- content and structure
- text documents
- information retrieval systems
- knowledge discovery
- web mining
- expert systems
- web data extraction
- web information extraction
- databases