The Opposite of Smoothing: A Language Model Approach to Ranking Query-Specific Document Clusters.
Oren KurlandEyal KrikonPublished in: CoRR (2014)
Keyphrases
- query specific
- document clusters
- language model
- smoothing methods
- language modeling
- query expansion
- pseudo feedback
- n gram
- document retrieval
- information retrieval
- retrieved documents
- probabilistic model
- retrieval model
- pseudo relevance feedback
- vector space model
- document ranking
- test collection
- federated search
- relevant documents
- query terms
- single source
- passage retrieval
- document representation
- generative model
- retrieval effectiveness
- machine learning