Query difficulty estimation via relevance prediction for image retrieval.

Qianghuai Jia Xinmei Tian

Published in: Signal Process. (2015)

Keyphrases

query difficulty
query performance prediction
image retrieval
relevance feedback
recent approaches
average precision
retrieval effectiveness
information retrieval
visual features
test collection
low level features
ranked list
clustering algorithm
keywords
probabilistic model
language model