Keyphrases
- database
- indexing structure
- web pages
- indexing scheme
- textual contents
- website
- indexing techniques
- keywords
- object retrieval
- response time
- access methods
- efficient retrieval
- information retrieval
- multimedia retrieval
- query processing
- search engine
- text retrieval
- query evaluation
- user queries
- query expansion
- effective retrieval
- retrieval engine
- web data
- retrieval process
- inverted file
- relevance feedback
- hyperlink structure