Keyphrases
- federated search
- resource selection
- web search
- digital libraries
- ranked list
- result merging
- information sources
- relevant documents
- user queries
- search engine
- hierarchical peer to peer networks
- distributed information retrieval
- query expansion
- search result
- multilingual information retrieval
- peer to peer networks
- document ranking
- peer to peer
- information retrieval systems
- blog distillation
- information retrieval
- web search engines
- search queries
- metadata