Axiomatic Analysis of Smoothing Methods in Language Models for Pseudo-Relevance Feedback.
Hussein HazimehChengXiang ZhaiPublished in: ICTIR (2015)
Keyphrases
- language model
- pseudo relevance feedback
- smoothing methods
- query expansion
- language modelling
- document retrieval
- language modeling
- ad hoc information retrieval
- n gram
- information retrieval
- document ranking
- query specific
- relevance model
- test collection
- probabilistic model
- retrieval effectiveness
- ad hoc retrieval
- query terms
- document length
- relevant documents
- language models for information retrieval
- retrieval model
- trec collections
- bayesian networks
- passage retrieval
- bag of words