Utilizing sub-topical structure of documents for information retrieval.
Debasis GangulyJohannes LevelingGareth J. F. JonesPublished in: PIKM@CIKM (2011)
Keyphrases
- information retrieval
- document collections
- information retrieval systems
- relevant documents
- document retrieval
- topic modeling
- retrieval systems
- vector space model
- search engine
- text mining
- logical structure
- retrieval effectiveness
- text retrieval
- document indexing
- document clustering
- test collection
- topic models
- query terms
- information seeking
- web documents
- latent semantic analysis
- retrieved documents
- document analysis
- relevance ranking
- language model
- distributed information retrieval
- relevance judgements
- keywords