9683 search results - page 5 / 1937 » Query performance prediction |
TREC
2004
13 years 9 months ago
2004
Our experiments in the Robust track this year focused on predicting query difficulty and using this prediction for improving information retrieval. We developed two prediction alg...
ECIR
2010
Springer
13 years 9 months ago
2010
Springer
We analyse the statistical behavior of query-associated quantities in query-logs, namely, the sum and mean of IDF of query terms, otherwise known as query specificity and query mea...
ECIR
2010
Springer
13 years 9 months ago
2010
Springer
Abstract. This paper explores how to predict query difficulty for contextual image retrieval. We reformulate the problem as the task of predicting how difficult to represent a quer...
SPIRE
2004
Springer
14 years 1 months ago
2004
Springer
The prediction of query performance is an interesting and important issue in Information Retrieval (IR). Current predictors involve the use of relevance scores, which are time-cons...
CVPR
2006
IEEE
14 years 9 months ago
2006
IEEE
It is a challenging task to accurately model the performance of a face recognition system, and to predict its individual recognition results under various environments. This paper...