Workshop on language modeling and information retrieval.
W. Bruce CroftJames P. CallanJohn D. LaffertyPublished in: SIGIR Forum (2001)
Keyphrases
- language modeling
- information retrieval
- language model
- retrieval model
- query expansion
- cross lingual
- term weighting
- n gram
- information retrieval systems
- probabilistic model
- trec collections
- expert finding
- test collection
- document retrieval
- document length
- retrieval effectiveness
- tf idf
- information extraction
- query terms
- question answering
- knowledge discovery
- language modeling approaches
- data mining
- relevant documents
- retrieval systems
- document collections
- relevance model
- query specific
- sentence retrieval
- multimedia
- dirichlet prior