Keyphrases
- focused crawling
- web documents
- topic specific
- web pages
- web mining
- keywords
- website
- web search engines
- web data
- document classification
- web content
- content similarity
- database
- web queries
- information extraction
- document collections
- vector space model
- information retrieval systems
- anchor text
- web information
- search engine
- desired information
- web crawler
- information retrieval