Document Language Models, Query Models, and Risk Minimization for Information Retrieval.

John D. Lafferty Chengxiang Zhai

Published in: SIGIR Forum (2017)

Keyphrases

information retrieval
document language models
risk minimization
smoothing methods
query expansion
relevance feedback
language model
language modeling
information retrieval systems
query processing
user queries
retrieval systems
text mining
query terms
document retrieval
relevance model
bayesian networks