Efficient Search Result Diversification via Query Expansion Using Knowledge Bases.
Raoul RubienHermann ZiakRoman KernPublished in: DEXA Workshops (2015)
Keyphrases
- query expansion
- federated search
- information retrieval systems
- knowledge base
- language model
- information retrieval
- language modeling
- retrieval effectiveness
- relevance feedback
- search result diversification
- relevant documents
- pseudo relevance feedback
- retrieval model
- query terms
- text retrieval
- document ranking
- text categorization
- co occurrence
- active learning