1247 search results - page 8 / 250 » Predicting query performance on the web |
TREC
2003
13 years 10 months ago
2003
Our participation in TREC 2003 aims to adapt the use of the DFR (Divergence From Randomness) models with Query Expansion (QE) to the robust track and the topic distillation task o...
RTDB
1996
13 years 10 months ago
1996
We are developing an object-oriented real-time database system that includes a relationally complete query language. Unlike conventional query optimizers, our optimizer estimates ...
CHI
2009
ACM
14 years 9 months ago
2009
ACM
This paper reports results from a study in which we automatically classified the query reformulation patterns for 964,780 Web searching sessions (composed of 1,523,072 queries) in...
ICTIR
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. In this paper we introduce a novel approach for query performance prediction based on ranking list scores dispersion. Starting from the hypothesis that different score d...
ECIR
2010
Springer
13 years 10 months ago
2010
Springer
Performance prediction has gained increasing attention in the IR field since the half of the past decade and has become an established research topic in the field. The present work...