Keyphrases
- information retrieval
- search engine
- information retrieval systems
- language model
- natural language
- text mining
- question answering
- word segmentation
- vector space model
- information access
- learning to rank
- retrieval model
- document retrieval
- relevant documents
- document collections
- knowledge discovery
- text retrieval
- retrieval systems
- language modeling
- test collection
- cross lingual
- information filtering
- latent semantic indexing
- term weighting