Keyphrases
- information filtering
- information retrieval
- meta search
- recommender systems
- information retrieval systems
- user profiles
- document retrieval
- designing effective
- expert systems
- collaborative filtering
- text mining
- retrieval systems
- retrieval model
- information delivery
- invited paper
- artificial intelligence
- text retrieval
- databases
- term dependence
- lecture notes in artificial intelligence
- query expansion
- index terms
- test collection
- international conference
- content based filtering
- artificial neural networks
- database