Effective Pre-retrieval Query Performance Prediction Using Similarity and Variability Evidence.

Ying Zhao Falk Scholer Yohannes Tsegay

Published in: ECIR (2008)

Keyphrases

query performance prediction
query difficulty
similarity measure
information retrieval systems
information retrieval
language model
distance measure
retrieval systems
query suggestion
bayesian networks
feature space
test collection
query logs
post retrieval