Keyphrases
- information retrieval
- information retrieval systems
- search engine
- information extraction
- learning to rank
- document retrieval
- artificial intelligence
- knowledge management
- question answering
- enterprise architecture
- information filtering
- query expansion
- ir evaluation
- language modeling
- document collections
- neural network
- language model
- text mining
- knowledge discovery
- information systems
- test collection
- co occurrence
- text retrieval
- information seeking
- relevance feedback
- language processing
- information technology
- enterprise application