Multi-level Schema Extraction for Heterogenous Semi-structured Data.
Jong P. YoonVijay V. RaghavanPublished in: Web-Age Information Management (2000)
Keyphrases
- semi structured data
- structured data
- semi structured
- xml data
- web mining
- information extraction
- xml documents
- recursive queries
- data sources
- heterogeneous data
- mining frequent
- ordered trees
- web data
- unstructured data
- database
- tree structured data
- data model
- unordered trees
- semi structured information
- natural language processing
- path expressions
- xml schema
- xml query languages
- semistructured data
- metadata
- information retrieval
- databases