Techniques for Efficient Query Expansion.

Bodo Billerbeck Justin Zobel

Published in: SPIRE (2004)

Keyphrases

query expansion
information retrieval systems
information retrieval
retrieval effectiveness
language modeling
text retrieval
pseudo relevance feedback

improving search
language model
relevance feedback
interactive query expansion
automatic query expansion
relevant documents
ranked retrieval

retrieval model
web corpora
ad hoc retrieval
machine learning
query disambiguation
model for information retrieval
original query

query terms
short queries
term selection
document ranking
retrieved documents
query translation
biomedical information retrieval